{"id":63,"date":"2023-07-11T15:35:05","date_gmt":"2023-07-11T19:35:05","guid":{"rendered":"https:\/\/www.codeclean.net\/blog\/?p=63"},"modified":"2023-07-11T15:35:05","modified_gmt":"2023-07-11T19:35:05","slug":"clean-code%eb%a5%bc-%ec%9c%84%ed%95%9c-10%ea%b0%80%ec%a7%80-%ec%9b%90%ec%b9%99","status":"publish","type":"post","link":"https:\/\/www.codeclean.net\/blog\/?p=63","title":{"rendered":"Clean Code\ub97c \uc704\ud55c 10\uac00\uc9c0 \uc6d0\uce59"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-64 aligncenter\" src=\"https:\/\/www.codeclean.net\/blog\/wp-content\/uploads\/2023\/07\/ux-g9916f02df_640.jpg\" alt=\"\" width=\"640\" height=\"425\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Clean Code \uc791\uc131\uc740 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \ud575\uc2ec\uc801\uc778 \ubd80\ubd84\uc785\ub2c8\ub2e4. \uc77d\uae30 \uc27d\uace0 \uc720\uc9c0\ubcf4\uc218 \uac00\ub2a5\ud55c \ucf54\ub4dc\ub294 \ud504\ub85c\uc81d\ud2b8\uc758 \uc131\uacf5\uacfc \uc9c1\uacb0\ub418\ub294 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. Clean Code\ub97c \uc791\uc131\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba87 \uac00\uc9c0 \ud575\uc2ec \uc6d0\uce59\uc744 \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4. \uc544\ub798\ub294 Clean Code\ub97c \uc704\ud55c 10\uac00\uc9c0 \uc6d0\uce59\uc785\ub2c8\ub2e4.<\/p>\n<ol>\n<li><strong>\uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc \uc791\uc131\ud558\uae30<\/strong>: \ucf54\ub4dc\ub294 \uc0ac\ub78c\uc774 \uc77d\uae30 \uc26c\uc6cc\uc57c \ud569\ub2c8\ub2e4. \uba85\ud655\ud558\uace0 \uac04\uacb0\ud55c \ud45c\ud604\uacfc \uc77c\uad00\ub41c \ub124\uc774\ubc0d\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59(Single Responsibility Principle, SRP)<\/strong>: \ud074\ub798\uc2a4\ub098 \ud568\uc218\ub294 \ud558\ub098\uc758 \uae30\ub2a5\ub9cc \uc218\ud589\ud558\ub3c4\ub85d \uc791\uc131\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \ucf54\ub4dc\uac00 \ubaa8\ub4c8\ud654\ub418\uace0 \uc720\uc9c0\ubcf4\uc218\ud558\uae30 \uc26c\uc6cc\uc9d1\ub2c8\ub2e4.<\/li>\n<li><strong>\uac1c\ubc29-\ud3d0\uc1c4 \uc6d0\uce59(Open-Closed Principle, OCP)<\/strong>: \ud655\uc7a5\uc5d0\ub294 \uc5f4\ub824 \uc788\uace0 \ubcc0\uacbd\uc5d0\ub294 \ub2eb\ud600 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ucf54\ub4dc \uc218\uc815 \uc5c6\uc774 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \uc218 \uc788\ub294 \uc124\uacc4\ub97c \uc9c0\ud5a5\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59(Liskov Substitution Principle, LSP)<\/strong>: \ud558\uc704 \ud074\ub798\uc2a4\ub294 \uc0c1\uc704 \ud074\ub798\uc2a4\uc758 \uc5ed\ud560\uc744 \uc644\uc804\ud788 \ub300\uccb4\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud65c\uc6a9\ud558\uace0 \ub2e4\ud615\uc131\uc744 \uc9c0\uc6d0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc758\uc874 \uc5ed\uc804 \uc6d0\uce59(Dependency Inversion Principle, DIP)<\/strong>: \uace0\uc218\uc900 \ubaa8\ub4c8\uc740 \uc800\uc218\uc900 \ubaa8\ub4c8\uc5d0 \uc758\uc874\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ubaa8\ub4c8 \uac04\uc758 \uc758\uc874\uc131\uc744 \uc778\ud130\ud398\uc774\uc2a4\uc640 \ucd94\uc0c1\ud654\ub97c \ud1b5\ud574 \uad00\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc778\ud130\ud398\uc774\uc2a4 \ubd84\ub9ac \uc6d0\uce59(Interface Segregation Principle, ISP)<\/strong>: \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc790\uc2e0\uc774 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \uc758\uc874\ud558\uc9c0 \uc54a\uc544\uc57c \ud569\ub2c8\ub2e4. \uc778\ud130\ud398\uc774\uc2a4\ub294 \uc791\uace0 \uc751\uc9d1\ub825 \uc788\ub294 \ud615\ud0dc\ub85c \ubd84\ub9ac\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ubc95\uce59 \ucd5c\uc18c\ud654 \uc6d0\uce59(Law of Demeter, LoD)<\/strong>: \uac1d\uccb4\ub294 \uc790\uc2e0\uc774 \uc758\uc874\ud558\ub294 \uac1d\uccb4\uc640\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ucd5c\uc18c\ud654\ud574\uc57c \ud569\ub2c8\ub2e4. \uac1d\uccb4 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0 \uc720\uc5f0\uc131\uacfc \uc7ac\uc0ac\uc6a9\uc131\uc744 \ub192\uc5ec\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59(Single Responsibility Principle, SRP)<\/strong>: \ud568\uc218\ub098 \uba54\uc11c\ub4dc\ub294 \ud558\ub098\uc758 \uae30\ub2a5\ub9cc \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucf54\ub4dc\ub97c \uc774\ud574\ud558\uae30 \uc27d\uace0 \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\ub124\uc774\ubc0d \uc77c\uad00\uc131 \uc720\uc9c0\ud558\uae30<\/strong>: \ubcc0\uc218, \ud568\uc218, \ud074\ub798\uc2a4 \ub4f1\uc758 \uc774\ub984\uc740 \uc77c\uad00\uc131 \uc788\uac8c \uc791\uc131\ud574\uc57c \ud569\ub2c8\ub2e4. \uc758\ubbf8 \uc788\ub294 \uc774\ub984\uc744 \uc120\ud0dd\ud558\uace0 \ucf54\ub4dc\ubca0\uc774\uc2a4 \uc804\uccb4\uc5d0\uc11c \uc77c\uad00\ub418\uac8c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>\uc8fc\uc11d\uc740 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ud558\uae30: \ucf54\ub4dc \uc790\uccb4\uac00 \uc77d\uae30 \uc27d\uace0 \uc774\ud574\ud558\uae30 \uc26c\uc6cc\uc57c \ud558\uba70, \uc8fc\uc11d\uc740 \uadf8 \uc758\ub3c4\ub098 \ubcf5\uc7a1\uc131\uc744 \uc124\uba85\ud558\ub294 \uc6a9\ub3c4\ub85c \uc0ac\uc6a9\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ub108\ubb34 \ub9ce\uc740 \uc8fc\uc11d\uc740 \ucf54\ub4dc\ub97c \uc9c0\uc800\ubd84\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \uc6d0\uce59\uc744 \ub530\ub974\uba74 Clean Code\ub97c \uc791\uc131\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. Clean Code\ub294 \uc720\uc9c0\ubcf4\uc218\uc131\uc774 \ub6f0\uc5b4\ub098\uba70, \ubc84\uadf8\ub97c \ucc3e\uace0 \uc218\uc815\ud558\ub294 \uc2dc\uac04\uc744 \uc904\uc5ec\uc904 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uac1c\ubc1c \ud300 \uac04\uc758 \ud611\uc5c5\uc744 \uc6d0\ud65c\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. Clean Code\ub97c \uc791\uc131\ud558\ub294 \uc2b5\uad00\uc744 \uae30\ub974\uba74 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c \ud504\ub85c\uc81d\ud2b8\uc758 \ud488\uc9c8\uacfc \uc0dd\uc0b0\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-65 aligncenter\" src=\"https:\/\/www.codeclean.net\/blog\/wp-content\/uploads\/2023\/07\/computer-g3068223a3_640.jpg\" alt=\"\" width=\"640\" height=\"415\" \/><\/p>\n<h3><\/h3>\n<h3>* \uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc \uc791\uc131\ud558\uae30 \ub780<\/h3>\n<p>\uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc\ub97c \uc791\uc131\ud558\ub294 \uac83\uc740 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. \uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc\ub294 \ucf54\ub4dc\uc758 \uc774\ud574\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \uc720\uc9c0\ubcf4\uc218\uc131\uc744 \ub192\uc774\uba70, \ud300 \ub0b4\uc758 \ud611\uc5c5\uacfc \ucf54\ub4dc \ub9ac\ubdf0 \uacfc\uc815\uc744 \uc6d0\ud65c\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc\ub97c \uc791\uc131\ud558\uae30 \uc704\ud55c \uba87 \uac00\uc9c0 \uac00\uc774\ub4dc\ub77c\uc778\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uba85\ud655\ud55c \ub124\uc774\ubc0d: \ubcc0\uc218, \ud568\uc218, \ud074\ub798\uc2a4 \ub4f1\uc758 \uc774\ub984\uc744 \uba85\ud655\ud558\uace0 \uc758\ubbf8 \uc788\ub294 \ub2e8\uc5b4\ub85c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4. \uc790\uc138\ud558\uace0 \uc9c1\uad00\uc801\uc778 \ub124\uc774\ubc0d\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucf54\ub4dc\uc758 \uc758\ub3c4\ub97c \uba85\ud655\ud788 \uc804\ub2ec\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\uc11d \ud65c\uc6a9: \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucf54\ub4dc\uc758 \uc758\ub3c4\ub098 \ubcf5\uc7a1\uc131\uc744 \uc124\uba85\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \ucf54\ub4dc\ub9cc\uc73c\ub85c\ub294 \uc804\ub2ec\ud558\uae30 \uc5b4\ub824\uc6b4 \uc815\ubcf4\ub098 \uc54c\uace0\ub9ac\uc998\uc758 \uc124\uba85 \ub4f1\uc744 \uc8fc\uc11d\uc73c\ub85c \ucd94\uac00\ud558\uc5ec \ucf54\ub4dc\ub97c \uc774\ud574\ud558\uae30 \uc27d\uac8c \ub9cc\ub4e4\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc801\uc808\ud55c \ub4e4\uc5ec\uc4f0\uae30: \ucf54\ub4dc \ube14\ub85d\uc744 \ub4e4\uc5ec\uc4f0\uae30\ud558\uc5ec \uad6c\uc870\ub97c \uba85\ud655\ud558\uac8c \ud45c\ud604\ud574\uc57c \ud569\ub2c8\ub2e4. \uc77c\uad00\ub41c \ub4e4\uc5ec\uc4f0\uae30 \uc2a4\ud0c0\uc77c\uc744 \uc0ac\uc6a9\ud558\uace0 \ucf54\ub4dc\uc758 \uacc4\uce35 \uad6c\uc870\ub97c \uc2dc\uac01\uc801\uc73c\ub85c \ub098\ud0c0\ub0b4\uc5b4 \ucf54\ub4dc\ub97c \uc774\ud574\ud558\uae30 \uc27d\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/li>\n<li>\ud568\uc218\uc640 \uba54\uc11c\ub4dc\uc758 \ud06c\uae30 \uc81c\ud55c: \ud568\uc218\ub098 \uba54\uc11c\ub4dc\uc758 \ud06c\uae30\ub97c \uc791\uace0 \uac04\uacb0\ud558\uac8c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \ud55c \ud568\uc218\uac00 \ub108\ubb34 \uae38\uba74 \ucf54\ub4dc\uc758 \uc774\ud574\ub3c4\uac00 \ub0ae\uc544\uc9c0\uace0 \ub514\ubc84\uae45\uc774 \uc5b4\ub824\uc6cc\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud544\uc694\ud55c \uacbd\uc6b0 \ud568\uc218\ub97c \uc801\uc808\ud788 \ubd84\ub9ac\ud558\uace0 \uc758\ubbf8 \uc788\ub294 \uc774\ub984\uc73c\ub85c \uc791\uc131\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc77c\uad00\ub41c \ucf54\ub4dc \uc2a4\ud0c0\uc77c: \uc77c\uad00\ub41c \ucf54\ub4dc \uc2a4\ud0c0\uc77c\uc744 \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \ub4e4\uc5ec\uc4f0\uae30, \uad04\ud638\uc758 \uc704\uce58, \uacf5\ubc31 \ub4f1\uc744 \uc77c\uad00\ub418\uac8c \uc0ac\uc6a9\ud558\uc5ec \ucf54\ub4dc\uc758 \uc77c\uad00\uc131\uc744 \uc720\uc9c0\ud558\uace0 \ud63c\ub3d9\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \ucf54\ub4dc \uc2a4\ud0c0\uc77c \uac00\uc774\ub4dc\ub97c \ub530\ub974\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ub2e8\uc21c\ud558\uace0 \uc9c1\uad00\uc801\uc778 \ub85c\uc9c1: \ucf54\ub4dc\uc758 \ub85c\uc9c1\uc740 \ub2e8\uc21c\ud558\uace0 \uc9c1\uad00\uc801\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ubcf5\uc7a1\ud55c \uc870\uac74\ubb38\uc774\ub098 \uc911\ucca9\ub41c \ub8e8\ud504\ub97c \ud53c\ud558\uace0, \ucf54\ub4dc\ub97c \uac04\uacb0\ud558\uace0 \uc774\ud574\ud558\uae30 \uc27d\uac8c \uc791\uc131\ud574\uc57c \ud569\ub2c8\ub2e4. \ubcf5\uc7a1\uc131\uc744 \uc904\uc774\uae30 \uc704\ud574 \ub9ac\ud329\ud1a0\ub9c1\uc744 \uc218\ud589\ud574\uc57c \ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\uc694 \uae30\ub2a5 \ubd84\ub9ac: \ucf54\ub4dc\ub97c \uc8fc\uc694 \uae30\ub2a5\uacfc \ubcf4\uc870 \uae30\ub2a5\uc73c\ub85c \ubd84\ub9ac\ud558\uc5ec \uc77d\uae30 \uc27d\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \uc8fc\uc694 \uae30\ub2a5\uc740 \ud575\uc2ec \ub85c\uc9c1\uc744 \ub2f4\ub2f9\ud558\uace0, \ubcf4\uc870 \uae30\ub2a5\uc740 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uacfc \uc7ac\uc0ac\uc6a9\uc131\uc744 \ub192\uc774\uae30 \uc704\ud55c \ubcf4\uc870 \uae30\ub2a5\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud14c\uc2a4\ud2b8 \uac00\ub2a5\ud55c \ucf54\ub4dc \uc791\uc131: \ud14c\uc2a4\ud2b8 \uac00\ub2a5\ud55c \ucf54\ub4dc\ub294 \uc77d\uae30 \uc27d\uace0 \uc720\uc9c0\ubcf4\uc218\ud558\uae30 \uc26c\uc6b4 \ucf54\ub4dc\uc785\ub2c8\ub2e4. \ud14c\uc2a4\ud2b8 \uc6a9\uc774\uc131\uc744 \uace0\ub824\ud558\uc5ec \ucf54\ub4dc\ub97c \uc791\uc131\ud558\uace0, \ub2e8\uc704 \ud14c\uc2a4\ud2b8\ub97c \uc791\uc131\ud558\uc5ec \ucf54\ub4dc\uc758 \ub3d9\uc791\uc744 \uac80\uc99d\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc \uc791\uc131\uc740 \uac1c\ubc1c\uc790\uc758 \uc5ed\ub7c9\uacfc \ucf54\ub4dc\uc758 \ud488\uc9c8\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4. \ucf54\ub4dc\ub97c \uc791\uc131\ud560 \ub54c \uc774\ub7ec\ud55c \uac00\uc774\ub4dc\ub77c\uc778\uc744 \uace0\ub824\ud558\uba74, \uc720\uc9c0\ubcf4\uc218 \uac00\ub2a5\ud558\uace0 \ud611\uc5c5\uc774 \uc6d0\ud65c\ud55c \ucf54\ub4dc\ub97c \uc791\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59 \uc774\ub780<\/h3>\n<p>\ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59(Single Responsibility Principle, SRP)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \ud074\ub798\uc2a4\ub098 \ubaa8\ub4c8\uc740 \ub2e8 \ud558\ub098\uc758 \ucc45\uc784\ub9cc\uc744 \uac00\uc838\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4. \uc989, \ud074\ub798\uc2a4\ub098 \ubaa8\ub4c8\uc740 \ud55c \uac00\uc9c0 \ubaa9\uc801 \ub610\ub294 \uae30\ub2a5\uc5d0 \uc9d1\uc911\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<p><em>&#8220;\ud55c \ud074\ub798\uc2a4\ub294 \ubcc0\uacbd\ud560 \uc774\uc720\uac00 \ub2e8 \ud558\ub098\uc5ec\uc57c \ud55c\ub2e4.&#8221;<\/em><\/p>\n<p>\uc774 \uc6d0\uce59\uc744 \ub530\ub974\uba74 \ud074\ub798\uc2a4\ub294 \ud558\ub098\uc758 \ucc45\uc784\ub9cc\uc744 \uac16\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ud074\ub798\uc2a4\uac00 \uc5ec\ub7ec \ucc45\uc784\uc744 \uac00\uc9c0\uac8c \ub418\uba74 \ud574\ub2f9 \ud074\ub798\uc2a4\uc758 \ubcc0\uacbd \uc0ac\uc720\uac00 \ub2e4\uc591\ud574\uc9c0\uba70, \ucf54\ub4dc\uc758 \ubcf5\uc7a1\uc131\uacfc \uc758\uc874\uc131\uc774 \uc99d\uac00\ud558\uc5ec \uc720\uc9c0\ubcf4\uc218\uac00 \uc5b4\ub824\uc6cc\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uac00\uc774\ub4dc\ub77c\uc778\uc744 \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ub2e8\uc77c \uae30\ub2a5 \uad6c\ud604: \ud074\ub798\uc2a4\ub098 \ubaa8\ub4c8\uc740 \ud558\ub098\uc758 \uae30\ub2a5\uc744 \uc218\ud589\ud558\ub3c4\ub85d \uc124\uacc4\ud574\uc57c \ud569\ub2c8\ub2e4. \uc5ec\ub7ec \uae30\ub2a5\uc744 \ucc98\ub9ac\ud574\uc57c \ud558\ub294 \uacbd\uc6b0, \uac01\uac01\uc758 \uae30\ub2a5\uc744 \ubcc4\ub3c4\uc758 \ud074\ub798\uc2a4\ub85c \ubd84\ub9ac\ud558\uc5ec \ub2e8\uc77c \ucc45\uc784\uc744 \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc751\uc9d1\uc131 \uc720\uc9c0: \ud074\ub798\uc2a4\ub098 \ubaa8\ub4c8 \ub0b4\ubd80\uc758 \uba54\uc11c\ub4dc\uc640 \uc18d\uc131\uc740 \ub3d9\uc77c\ud55c \ubaa9\uc801\uacfc \uad00\ub828\uc131\uc744 \uac00\uc9c0\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc751\uc9d1\uc131\uc744 \uc720\uc9c0\ud568\uc73c\ub85c\uc368 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uacfc \uc774\ud574\ub3c4\ub97c \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ubcc0\uacbd\uc758 \uc774\uc720\ub97c \uace0\ub824: \ud074\ub798\uc2a4\ub97c \ubcc0\uacbd\ud574\uc57c \ud558\ub294 \uc774\uc720\ub97c \uace0\ub824\ud558\uc5ec \ub2e8\uc77c \ucc45\uc784\uc744 \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \ub9cc\uc57d \ud074\ub798\uc2a4\uc758 \ubcc0\uacbd \uc774\uc720\uac00 \ub2e4\uc591\ud558\ub2e4\uba74, \ud574\ub2f9 \ud074\ub798\uc2a4\ub97c \uc5ec\ub7ec \uac1c\uc758 \uc791\uc740 \ud074\ub798\uc2a4\ub85c \ubd84\ub9ac\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc778\ud130\ud398\uc774\uc2a4\uc640 \ucd94\uc0c1\ud654 \ud65c\uc6a9: \uc778\ud130\ud398\uc774\uc2a4\uc640 \ucd94\uc0c1\ud654\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud074\ub798\uc2a4 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0, \ub2e8\uc77c \ucc45\uc784\uc744 \uad6c\ud604\ud55c \ud074\ub798\uc2a4\ub4e4\uc744 \ud1b5\uc77c\ub41c \uc778\ud130\ud398\uc774\uc2a4\ub85c \uc870\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uba74 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uacfc \uc720\uc9c0\ubcf4\uc218\uc131\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4. \ud074\ub798\uc2a4\uac00 \ud55c \uac00\uc9c0 \ubaa9\uc801\uc5d0 \uc9d1\uc911\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c \ucf54\ub4dc\uc758 \uc774\ud574\ub3c4\uac00 \ub192\uc544\uc9c0\uace0, \ubcc0\uacbd \uc0ac\ud56d\uc774 \ubc1c\uc0dd\ud588\uc744 \ub54c \ud574\ub2f9 \ud074\ub798\uc2a4\ub9cc \uc218\uc815\ud558\uba74 \ub418\ubbc0\ub85c \ub2e4\ub978 \ubd80\ubd84\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ubc94\uc704\uac00 \ucd5c\uc18c\ud654\ub429\ub2c8\ub2e4. \uc774\ub294 \ucf54\ub4dc\uc758 \uc7ac\uc0ac\uc6a9\uc131\uacfc \ubaa8\ub4c8\ud654\ub97c \ub192\uc774\uace0, \uc2dc\uc2a4\ud15c\uc758 \ud655\uc7a5\uc131\uacfc \uc720\uc5f0\uc131\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \uac1c\ubc29-\ud3d0\uc1c4 \uc6d0\uce59 \uc774\ub780<\/h3>\n<p>\uac1c\ubc29-\ud3d0\uc1c4 \uc6d0\uce59(Open-Closed Principle, OCP)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \ud655\uc7a5\uc5d0\ub294 \uc5f4\ub824 \uc788\uc5b4\uc57c \ud558\uace0 \ubcc0\uacbd\uc5d0\ub294 \ub2eb\ud600 \uc788\uc5b4\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4. \uc989, \uae30\uc874\uc758 \ucf54\ub4dc\ub97c \ubcc0\uacbd\ud558\uc9c0 \uc54a\uace0\ub3c4 \uae30\ub2a5\uc744 \ud655\uc7a5\ud560 \uc218 \uc788\ub294 \uc124\uacc4\ub97c \uac00\uc838\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<p>\uac1c\ubc29-\ud3d0\uc1c4 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<p><em>&#8220;\uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\uccb4(\ud074\ub798\uc2a4, \ubaa8\ub4c8, \ud568\uc218 \ub4f1)\ub294 \ud655\uc7a5\uc5d0\ub294 \uc5f4\ub824 \uc788\uc5b4\uc57c \ud558\uba70, \ubcc0\uacbd\uc5d0\ub294 \ub2eb\ud600 \uc788\uc5b4\uc57c \ud55c\ub2e4.&#8221;<\/em><\/p>\n<p>\uc774 \uc6d0\uce59\uc740 \ucf54\ub4dc\ub97c \uc218\uc815\ud558\uc9c0 \uc54a\uace0\ub3c4 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \uc218 \uc788\ub294 \uc124\uacc4\ub97c \uc9c0\ud5a5\ud569\ub2c8\ub2e4. \uae30\uc874\uc758 \ucf54\ub4dc\ub97c \ubcc0\uacbd\ud558\uba74 \uae30\ub2a5 \ucd94\uac00\ub098 \uc218\uc815\uc774 \ud544\uc694\ud55c \ub2e4\ub978 \ubd80\ubd84\uc5d0\ub3c4 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc73c\ubbc0\ub85c, \ucf54\ub4dc\uc758 \ubcc0\uacbd\uc744 \ucd5c\uc18c\ud654\ud558\uc5ec \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uc744 \uc720\uc9c0\ud558\ub294 \uac83\uc774 \ubaa9\ud45c\uc785\ub2c8\ub2e4.<\/p>\n<p>\uac1c\ubc29-\ud3d0\uc1c4 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uad6c\uccb4\uc801\uc778 \ubc29\ubc95\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ucd94\uc0c1\ud654\uc640 \ub2e4\ud615\uc131 \ud65c\uc6a9: \uae30\ub2a5\uc744 \ud655\uc7a5\ud558\uac70\ub098 \ubcc0\uacbd\ud560 \ub54c \ucd94\uc0c1\ud654\uc640 \ub2e4\ud615\uc131\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc815\uc758\ud558\uace0 \uc0c1\uc18d \ub610\ub294 \uad6c\ud604\uc744 \ud1b5\ud574 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud655\uc7a5 \ud3ec\uc778\ud2b8 \uc2dd\ubcc4: \ucf54\ub4dc\ub97c \uc124\uacc4\ud560 \ub54c \ud655\uc7a5\uc774 \ud544\uc694\ud55c \ubd80\ubd84\uc744 \uc2dd\ubcc4\ud558\uace0, \uc774\ub97c \uc720\uc5f0\ud558\uac8c \ub300\uc751\ud560 \uc218 \uc788\ub294 \ud655\uc7a5 \ud3ec\uc778\ud2b8\ub97c \uc815\uc758\ud569\ub2c8\ub2e4. \uc774\ud6c4 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc774 \ud544\uc694\ud55c \uacbd\uc6b0 \ud574\ub2f9 \ud655\uc7a5 \ud3ec\uc778\ud2b8\ub97c \ud65c\uc6a9\ud558\uc5ec \uae30\ub2a5\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc0c1\uc18d\ubcf4\ub2e4\ub294 \uc870\ud569 \uc0ac\uc6a9: \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \ub54c\ub294 \uc0c1\uc18d\ubcf4\ub2e4\ub294 \uac1d\uccb4 \uc870\ud569(composition)\uc744 \ud65c\uc6a9\ud558\ub294 \uac83\uc774 \ub354 \uc88b\uc2b5\ub2c8\ub2e4. \uac1d\uccb4 \uac04\uc758 \uad00\uacc4\ub97c \uc870\ud569\ud558\uc5ec \ud544\uc694\ud55c \uae30\ub2a5\uc744 \ud655\uc7a5\ud558\uace0 \ubcc0\uacbd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc778\ud130\ud398\uc774\uc2a4 \ubd84\ub9ac \uc6d0\uce59 \uc801\uc6a9: \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc791\uac8c \ubd84\ub9ac\ud558\uc5ec \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \ud544\uc694\ub85c \ud558\ub294 \uae30\ub2a5\ub9cc \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uae30\ub2a5 \ucd94\uac00\ub098 \uc218\uc815\uc5d0 \ub300\ud55c \uc601\ud5a5\uc744 \ucd5c\uc18c\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uac1c\ubc29-\ud3d0\uc1c4 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uba74 \ucf54\ub4dc\uc758 \uc720\uc9c0\ubcf4\uc218\uc131\uacfc \ud655\uc7a5\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uae30\uc874\uc758 \ucf54\ub4dc\ub97c \uc218\uc815\ud558\uc9c0 \uc54a\uace0\ub3c4 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \ucf54\ub4dc\uc758 \uc7ac\uc0ac\uc6a9\uc131\uacfc \uc720\uc5f0\uc131\uc774 \uc99d\uac00\ud558\uba70, \uc2dc\uc2a4\ud15c\uc758 \uc548\uc815\uc131\uacfc \ud655\uc7a5\uc131\uc744 \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59\uc774\ub780<\/h3>\n<p>\ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59(Liskov Substitution Principle, LSP)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \ud558\uc704 \ud0c0\uc785(subtype)\uc774 \uc0c1\uc704 \ud0c0\uc785(supertype)\uc758 \uc5ed\ud560\uc744 \uc644\uc804\ud788 \ub300\uccb4\ud560 \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59\uc740 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c \ub2e4\ud615\uc131\uc744 \uc62c\ubc14\ub974\uac8c \ud65c\uc6a9\ud558\uae30 \uc704\ud574 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. \ub2e4\ud615\uc131\uc740 \ub3d9\uc77c\ud55c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uacf5\uc720\ud558\ub294 \uac1d\uccb4\ub4e4\uc774 \uc11c\ub85c \ub2e4\ub978 \ubc29\uc2dd\uc73c\ub85c \ub3d9\uc791\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucf54\ub4dc\uc758 \uc720\uc5f0\uc131\uacfc \uc7ac\uc0ac\uc6a9\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<p><em>&#8220;\uc11c\ube0c\ud0c0\uc785\uc740 \uc5b8\uc81c\ub098 \uc288\ud37c\ud0c0\uc785\uc73c\ub85c \ub300\uccb4\ub420 \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4. \uc774\ub294 \ud504\ub85c\uadf8\ub7a8\uc758 \uc758\ubbf8\ub97c \ubcc0\uacbd\ud558\uc9c0 \uc54a\uace0 \uae30\ub2a5\uc744 \ud655\uc7a5\ud558\uac70\ub098 \uc218\uc815\ud560 \uc218 \uc788\uc74c\uc744 \uc758\ubbf8\ud55c\ub2e4.&#8221;<\/em><\/p>\n<p>\ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59\uc744 \uc9c0\ud0a4\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c \uc0ac\ud56d\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uba54\uc11c\ub4dc \uc2dc\uadf8\ub2c8\ucc98: \ud558\uc704 \ud0c0\uc785\uc5d0\uc11c \uc7ac\uc815\uc758\ud55c \uba54\uc11c\ub4dc\ub294 \uc0c1\uc704 \ud0c0\uc785\uc758 \uba54\uc11c\ub4dc\uc640 \ub3d9\uc77c\ud55c \uc2dc\uadf8\ub2c8\ucc98(\ub9e4\uac1c\ubcc0\uc218, \ubc18\ud658 \ud0c0\uc785)\ub97c \uac00\uc838\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc0ac\uc804 \uc870\uac74\uacfc \uc0ac\ud6c4 \uc870\uac74: \ud558\uc704 \ud0c0\uc785\uc5d0\uc11c \uc7ac\uc815\uc758\ud55c \uba54\uc11c\ub4dc\ub294 \uc0c1\uc704 \ud0c0\uc785\uc758 \uc0ac\uc804 \uc870\uac74(precondition)\uc744 \uc57d\ud654\uc2dc\ud0ac \uc218 \uc788\uace0, \uc0ac\ud6c4 \uc870\uac74(postcondition)\uc744 \uac15\ud654\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc608\uc678 \ucc98\ub9ac: \ud558\uc704 \ud0c0\uc785\uc5d0\uc11c \uc7ac\uc815\uc758\ud55c \uba54\uc11c\ub4dc\uc5d0\uc11c\ub294 \uc0c1\uc704 \ud0c0\uc785\uc758 \uc608\uc678\ub97c \ub358\uc9c0\uc9c0 \uc54a\uac70\ub098, \ubcf4\ub2e4 \uad6c\uccb4\uc801\uc778 \uc608\uc678\ub97c \ub358\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ub9ac\uc2a4\ucf54\ud504 \uce58\ud658 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uba74 \ucf54\ub4dc\uc758 \uc720\uc5f0\uc131\uacfc \ud655\uc7a5\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc0c1\uc704 \ud0c0\uc785\uc744 \uc0ac\uc6a9\ud558\ub294 \ucf54\ub4dc\ub294 \ud558\uc704 \ud0c0\uc785\uc744 \uc54c \ud544\uc694\uac00 \uc5c6\uc73c\ubbc0\ub85c, \ub2e4\ud615\uc131\uc744 \ud1b5\ud574 \ucf54\ub4dc\uc758 \uc7ac\uc0ac\uc6a9\uc131\uacfc \uac00\ub3c5\uc131\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \uc758\uc874 \uc5ed\uc804 \uc6d0\uce59 \uc774\ub780<\/h3>\n<p>\uc758\uc874 \uc5ed\uc804 \uc6d0\uce59(Dependency Inversion Principle, DIP)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \uace0\uc218\uc900 \ubaa8\ub4c8\uc774 \uc800\uc218\uc900 \ubaa8\ub4c8\uc5d0 \uc758\uc874\ud574\uc11c\ub294 \uc548 \ub418\uba70, \ubaa8\ub4c8 \uac04\uc758 \uc758\uc874\uc131\uc740 \ucd94\uc0c1\ud654\ub41c \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \uc758\uc874\ud574\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc758\uc874 \uc5ed\uc804 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc0c1\uc704 \uc218\uc900 \ubaa8\ub4c8\uc740 \ud558\uc704 \uc218\uc900 \ubaa8\ub4c8\uc5d0 \uc758\uc874\ud574\uc11c\ub294 \uc548 \ub41c\ub2e4. \ub458 \ubaa8\ub450 \ucd94\uc0c1\ud654\uc5d0 \uc758\uc874\ud574\uc57c \ud55c\ub2e4.<\/li>\n<li>\ucd94\uc0c1\ud654\ub294 \uad6c\uccb4\uc801\uc778 \uc0ac\ud56d\uc5d0 \uc758\uc874\ud574\uc11c\ub294 \uc548 \ub41c\ub2e4. \uad6c\uccb4\uc801\uc778 \uc0ac\ud56d\uc740 \ucd94\uc0c1\ud654\uc5d0 \uc758\uc874\ud574\uc57c \ud55c\ub2e4.<\/li>\n<\/ul>\n<p>\uc774 \uc6d0\uce59\uc744 \uc9c0\ud0a4\uba74 \uc0c1\uc704 \uc218\uc900\uc758 \ubaa8\ub4c8\uc740 \ud558\uc704 \uc218\uc900 \ubaa8\ub4c8\uc758 \ubcc0\uacbd\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc9c0 \uc54a\uc73c\uba74\uc11c\ub3c4 \ud655\uc7a5 \uac00\ub2a5\ud558\uace0 \uc720\uc5f0\ud55c \uc124\uacc4\ub97c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd94\uc0c1\ud654\ub97c \ud1b5\ud574 \ubaa8\ub4c8 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0 \uc758\uc874\uc131\uc744 \uad00\ub9ac\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<p>\uac04\ub2e8\ud788 \ub9d0\ud558\uba74, \uc0c1\uc704 \ud0c0\uc785\uc744 \uc0ac\uc6a9\ud558\ub294 \ucf54\ub4dc\uc5d0\uc11c \ud558\uc704 \ud0c0\uc785\uc758 \uac1d\uccb4\ub97c \uc0ac\uc6a9\ud574\ub3c4 \uc544\ubb34\ub7f0 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc544\uc57c \ud55c\ub2e4\ub294 \uc6d0\uce59\uc785\ub2c8\ub2e4. \uc989, \ud558\uc704 \ud0c0\uc785\uc740 \uc0c1\uc704 \ud0c0\uc785\uc73c\ub85c \uac04\uc8fc\ub418\uc5b4\uc57c \ud558\uba70, \uc0c1\uc18d \uad00\uacc4\uc5d0\uc11c\ub3c4 \uc77c\uad00\ub41c \ub3d9\uc791\uc744 \ubcf4\uc7a5\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc758\uc874 \uc5ed\uc804 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc7a5\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc720\uc5f0\uc131\uacfc \ud655\uc7a5\uc131: \uc758\uc874 \uc5ed\uc804\uc744 \ud1b5\ud574 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uace0 \uc758\uc874\uc131 \uc8fc\uc785(Dependency Injection)\uc744 \ud65c\uc6a9\ud558\uc5ec \ucf54\ub4dc\ub97c \uc720\uc5f0\ud558\uac8c \ud655\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ubaa8\ub4c8\uc758 \uc7ac\uc0ac\uc6a9\uc131: \uc758\uc874 \uc5ed\uc804\uc744 \ud1b5\ud574 \ubaa8\ub4c8 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0 \ubaa8\ub4c8\uc744 \ub3c5\ub9bd\uc801\uc73c\ub85c \uc7ac\uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ud14c\uc2a4\ud2b8 \uc6a9\uc774\uc131: \uc758\uc874 \uc5ed\uc804\uc744 \ud1b5\ud574 \uc758\uc874\uc131 \uc8fc\uc785\uc744 \ud65c\uc6a9\ud558\uba74 \ubaa8\ub4c8\uc744 \ud14c\uc2a4\ud2b8\ud558\uae30 \uc26c\uc6cc\uc9d1\ub2c8\ub2e4. \ubaa8\uc758 \uac1d\uccb4(Mocking)\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc758\uc874\uc131\uc744 \ub300\uccb4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uac1c\ubc1c\uc790 \uac04 \ud611\uc5c5\uc758 \uc6a9\uc774\uc131: \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 \uc815\uc758\ub41c \ucd94\uc0c1\ud654\ub97c \uae30\ubc18\uc73c\ub85c \uac1c\ubc1c\uc790\ub4e4\uc774 \ud611\uc5c5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc758\uc874 \uc5ed\uc804 \uc6d0\uce59\uc744 \uc9c0\ud0a4\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uad6c\uccb4\uc801\uc778 \ubc29\ubc95\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc778\ud130\ud398\uc774\uc2a4\uc640 \ucd94\uc0c1 \ud074\ub798\uc2a4\ub97c \ud65c\uc6a9\ud55c \ucd94\uc0c1\ud654 \uc815\uc758<\/li>\n<li>\uc758\uc874\uc131 \uc8fc\uc785(Dependency Injection) \ud328\ud134\uc758 \uc801\uc6a9<\/li>\n<li>\uc758\uc874\uc131 \uc5ed\uc804 \ucee8\ud14c\uc774\ub108(Dependency Inversion Container) \uc0ac\uc6a9<\/li>\n<\/ul>\n<p>\uc758\uc874 \uc5ed\uc804 \uc6d0\uce59\uc740 \ub290\uc2a8\ud55c \uacb0\ud569(Loose Coupling)\uacfc \uad00\ub828\ub41c \uc6d0\uce59\uc774\uba70, \uac1d\uccb4 \uc9c0\ud5a5 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \uc720\uc9c0\ubcf4\uc218 \uac00\ub2a5\ud558\uace0 \ud655\uc7a5 \uac00\ub2a5\ud55c \uc2dc\uc2a4\ud15c\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \uc778\ud130\ud398\uc774\uc2a4 \ubd84\ub9ac \uc6d0\uce59\uc774\ub780<\/h3>\n<p>\uc778\ud130\ud398\uc774\uc2a4 \ubd84\ub9ac \uc6d0\uce59(Interface Segregation Principle, ISP)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc790\uc2e0\uc774 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \uc758\uc874\ud558\uc9c0 \uc54a\uc544\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4. \uc989, \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc790\uc2e0\uc774 \ud544\uc694\ub85c \ud558\ub294 \uae30\ub2a5\uc5d0\ub9cc \uc758\uc874\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc778\ud130\ud398\uc774\uc2a4 \ubd84\ub9ac \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<p><em>&#8220;\ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc790\uc2e0\uc774 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uba54\uc11c\ub4dc\uc5d0 \uc758\uc874\ud558\ub3c4\ub85d \uac15\uc694\ubc1b\uc9c0 \uc54a\uc544\uc57c \ud55c\ub2e4.&#8221;<\/em><\/p>\n<p>\uc774 \uc6d0\uce59\uc740 \uc778\ud130\ud398\uc774\uc2a4\uc758 \ubd88\ud544\uc694\ud55c \uc885\uc18d\uc131\uc744 \uc81c\uac70\ud558\uace0, \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc791\uace0 \uc751\uc9d1\ub825 \uc788\ub294 \ud615\ud0dc\ub85c \ubd84\ub9ac\ud568\uc73c\ub85c\uc368 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0 \ucf54\ub4dc\uc758 \uc720\uc9c0\ubcf4\uc218\uc131\uc744 \ub192\uc774\ub294 \uac83\uc744 \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-70\" src=\"https:\/\/www.codeclean.net\/blog\/wp-content\/uploads\/2023\/07\/mosaic-g34971123b_640.jpg\" alt=\"\" width=\"640\" height=\"424\" \/><\/p>\n<h3><\/h3>\n<p>&nbsp;<\/p>\n<h3><strong>* \ubc95\uce59 \ucd5c\uc18c\ud654 \uc6d0\uce59<\/strong><\/h3>\n<p>\ubc95\uce59 \ucd5c\uc18c\ud654 \uc6d0\uce59(Law of Demeter, LoD), \ub610\ub294 \ucd5c\uc18c \uc9c0\uc2dd \uc6d0\uce59(Principle of Least Knowledge)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \uac1d\uccb4 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uae30 \uc704\ud574 \uac1d\uccb4\ub294 \uc790\uc2e0\uc774 \uc758\uc874\ud558\ub294 \ub2e4\ub978 \uac1d\uccb4\uc640\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ucd5c\uc18c\ud654\ud574\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4.<\/p>\n<p>\ubc95\uce59 \ucd5c\uc18c\ud654 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<p><em>&#8220;\uc624\uc9c1 \uac1d\uccb4\uc5d0\uac8c \ud544\uc694\ud55c \uc815\ubcf4\ub9cc \uc804\ub2ec\ud574\uc57c \ud55c\ub2e4. \uac1d\uccb4\ub294 \uc790\uc2e0\uc774 \uc758\uc874\ud558\ub294 \ub2e4\ub978 \uac1d\uccb4\uc758 \ub0b4\ubd80 \uad6c\uc870\uc5d0 \ub300\ud574 \uc54c\uc9c0 \uc54a\uc544\uc57c \ud55c\ub2e4.&#8221;<\/em><\/p>\n<p>\uc774 \uc6d0\uce59\uc740 \uac1d\uccb4\uac00 \ub2e4\ub978 \uac1d\uccb4\uc640\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ucd5c\uc18c\ud55c\uc73c\ub85c \uc81c\ud55c\ud568\uc73c\ub85c\uc368 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0 \ucf54\ub4dc\ub97c \uc720\uc5f0\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \uac1d\uccb4\ub294 \uc790\uc2e0\uc774 \uc0ac\uc6a9\ud558\ub294 \uae30\ub2a5\uc774 \uc81c\uacf5\ub418\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc5d0\ub9cc \uc758\uc874\ud574\uc57c \ud558\uba70, \ub2e4\ub978 \uac1d\uccb4\uc758 \ub0b4\ubd80 \ub3d9\uc791\uc5d0 \ub300\ud55c \uc138\ubd80 \uc0ac\ud56d\uc744 \uc54c \ud544\uc694\uac00 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ubc95\uce59 \ucd5c\uc18c\ud654 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uac00\uc774\ub4dc\ub77c\uc778\uc744 \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uba54\uc2dc\uc9c0 \uc804\ub2ec: \uac1d\uccb4\ub294 \uc790\uc2e0\uc774 \uc758\uc874\ud558\ub294 \ub2e4\ub978 \uac1d\uccb4\uc640 \uc0c1\ud638\uc791\uc6a9\ud560 \ub54c \ud544\uc694\ud55c \uba54\uc2dc\uc9c0\ub97c \uc804\ub2ec\ud558\uace0, \ud574\ub2f9 \uac1d\uccb4\uc5d0\uac8c \ud544\uc694\ud55c \uc815\ubcf4\ub9cc \uc694\uccad\ud574\uc57c \ud569\ub2c8\ub2e4. \uac1d\uccb4\ub294 \ub2e4\ub978 \uac1d\uccb4\uc758 \ub0b4\ubd80\uc5d0 \uc811\uadfc\ud558\uc5ec \uc815\ubcf4\ub97c \uac00\uc838\uc624\uac70\ub098 \ubcc0\uacbd\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/li>\n<li>\uccb4\uc778 \ud638\ucd9c \ucd5c\uc18c\ud654: \uac1d\uccb4\uac00 \ub2e4\ub978 \uac1d\uccb4\uc5d0\uac8c \uba54\uc2dc\uc9c0\ub97c \uc804\ub2ec\ud560 \ub54c, \uc911\uac04\uc5d0 \uc788\ub294 \uac1d\uccb4\ub97c \uac74\ub108\ub6f0\uace0 \ucd5c\uc885 \ubaa9\uc801\uc9c0\uc5d0 \uc9c1\uc811 \uba54\uc2dc\uc9c0\ub97c \uc804\ub2ec\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uc989, \uac1d\uccb4\uac00 \uc790\uc2e0\uc774 \uc758\uc874\ud558\ub294 \ub2e4\ub978 \uac1d\uccb4\ub97c \ud1b5\ud574 \uccb4\uc778 \ud638\ucd9c\uc744 \ucd5c\uc18c\ud654\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc911\uac1c\uc790 \uac1d\uccb4 \uc81c\ud55c: \uac1d\uccb4\uac00 \ub2e4\ub978 \uac1d\uccb4\uc758 \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \uc218\ud589\ud558\uc9c0 \uc54a\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4. \uac1d\uccb4\ub294 \uc790\uc2e0\uc774 \uc9c1\uc811 \uc0c1\ud638\uc791\uc6a9\ud574\uc57c \ud558\ub294 \uac1d\uccb4\uc640\ub9cc \ud1b5\uc2e0\ud574\uc57c \ud558\uba70, \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \ud558\ub294 \uac1d\uccb4\ub97c \ud53c\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ucd94\uc0c1\ud654\uc640 \uc778\ud130\ud398\uc774\uc2a4 \uc0ac\uc6a9: \uac1d\uccb4 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uae30 \uc704\ud574 \ucd94\uc0c1\ud654\uc640 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc758\uc874\uc131\uc744 \uad00\ub9ac\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uac1d\uccb4\ub294 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 \ub2e4\ub978 \uac1d\uccb4\uc640 \ud1b5\uc2e0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ubc95\uce59 \ucd5c\uc18c\ud654 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uba74 \uac1d\uccb4\uc758 \uc758\uc874\uc131\uc744 \ucd5c\uc18c\ud654\ud558\uace0 \ucf54\ub4dc\ub97c \uc720\uc5f0\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac1d\uccb4 \uac04\uc758 \uacb0\ud569\ub3c4\uac00 \ub0ae\uc544\uc9c0\uba74 \ucf54\ub4dc\uc758 \uc7ac\uc0ac\uc6a9\uc131\uacfc \uc720\uc9c0\ubcf4\uc218\uc131\uc774 \ud5a5\uc0c1\ub418\uba70, \uc2dc\uc2a4\ud15c\uc758 \ud655\uc7a5\uc131\uacfc \uc720\uc5f0\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59\uc774\ub780<\/h3>\n<p>\ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59(Single Responsibility Principle, SRP)\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc758 \uc124\uacc4 \uc6d0\uce59 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc6d0\uce59\uc740 \ud074\ub798\uc2a4\ub098 \ud568\uc218\ub294 \ud558\ub098\uc758 \uae30\ub2a5 \ub610\ub294 \ucc45\uc784\ub9cc \uac00\uc838\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uac15\uc870\ud569\ub2c8\ub2e4. \uc989, \ud55c \uc694\uc18c\ub294 \ud558\ub098\uc758 \ubcc0\uacbd \uc774\uc720\ub97c \uac00\uc838\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:<\/p>\n<p><em>&#8220;\ud558\ub098\uc758 \ud074\ub798\uc2a4\ub294 \ubcc0\uacbd \uc774\uc720\uac00 \ud558\ub098\uc5ec\uc57c \ud55c\ub2e4.&#8221;<\/em><\/p>\n<p>\uc774 \uc6d0\uce59\uc744 \ub530\ub974\uba74 \ud074\ub798\uc2a4\ub098 \ud568\uc218\ub294 \ud55c \uac00\uc9c0 \uc77c\uc744 \uc218\ud589\ud558\uace0, \uc774\ub97c \uc704\ud55c \ubcc0\uacbd \uc694\uc778\uc740 \uc624\uc9c1 \ud558\ub098\uc5ec\uc57c \ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \ucf54\ub4dc\uc758 \uc751\uc9d1\uc131(cohesion)\uc774 \ub192\uc544\uc9c0\uace0, \ud074\ub798\uc2a4\ub098 \ud568\uc218\uc758 \uc5ed\ud560\uc744 \uc774\ud574\ud558\uae30 \uc26c\uc6cc\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc9c0\uce68\uc744 \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ud074\ub798\uc2a4 \ub610\ub294 \ud568\uc218\uc758 \uc5ed\ud560 \ubd84\ub9ac: \ud074\ub798\uc2a4\ub098 \ud568\uc218\uac00 \uc5ec\ub7ec \uac00\uc9c0 \uc5ed\ud560\uc744 \uc218\ud589\ud558\uace0 \uc788\ub2e4\uba74, \uac01 \uc5ed\ud560\uc744 \ubd84\ub9ac\ud558\uc5ec \ub3c5\ub9bd\uc801\uc778 \ud074\ub798\uc2a4\ub098 \ud568\uc218\ub85c \uad6c\uc131\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc751\uc9d1\uc131 \uc720\uc9c0: \ud074\ub798\uc2a4\ub098 \ud568\uc218\uc758 \uae30\ub2a5\uc740 \uad00\ub828\uc131\uc774 \uc788\uace0 \ud568\uaed8 \ub3d9\uc791\ud558\ub294 \uc694\uc18c\ub4e4\ub85c \uad6c\uc131\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ud55c \ud074\ub798\uc2a4\ub098 \ud568\uc218\uc5d0\uc11c\ub294 \ube44\uc2b7\ud55c \uc885\ub958\uc758 \ub3d9\uc791\uacfc \ub370\uc774\ud130\ub9cc \ucc98\ub9ac\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ubcc0\uacbd\uc5d0 \ub300\ud55c \uc601\ud5a5 \ucd5c\uc18c\ud654: \ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59\uc744 \ub530\ub974\uba74 \ubcc0\uacbd\uc774 \ud544\uc694\ud55c \uacbd\uc6b0 \ud574\ub2f9 \ud074\ub798\uc2a4\ub098 \ud568\uc218\ub9cc \uc218\uc815\ud558\uba74 \ub418\ubbc0\ub85c, \ub2e4\ub978 \uae30\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ucd94\uc0c1\ud654\uc640 \uc778\ud130\ud398\uc774\uc2a4 \uc0ac\uc6a9: \ubcf5\uc7a1\ud55c \uae30\ub2a5\uc744 \ub2e8\uc77c \ucc45\uc784\uc73c\ub85c \ubd84\ub9ac\ud558\ub824\uba74 \ucd94\uc0c1\ud654\uc640 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uad00\ub828\uc131 \uc788\ub294 \uae30\ub2a5\uc744 \ubd84\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59\uc744 \uc900\uc218\ud558\uba74 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uacfc \uc720\uc9c0\ubcf4\uc218\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucf54\ub4dc\uc758 \uae30\ub2a5\uc774 \uba85\ud655\ud558\uace0 \ud55c \uac00\uc9c0 \ubaa9\uc801\uc5d0 \uc9d1\uc911\ub41c\ub2e4\uba74 \uc774\ud574\ud558\uae30 \uc27d\uace0 \ubcc0\uacbd\uc5d0 \uc720\uc5f0\ud558\uac8c \ub300\uc751\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \ub2e8\uc77c \ucc45\uc784 \uc6d0\uce59\uc740 \ucf54\ub4dc \uc7ac\uc0ac\uc6a9\uc131\uc744 \ub192\uc774\uace0 \ubaa8\ub4c8\ud654\ub41c \ucf54\ub4dc\ub97c \ub9cc\ub4e4\uc5b4 \uc804\uccb4 \uc2dc\uc2a4\ud15c\uc758 \ud488\uc9c8\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \ub124\uc774\ubc0d \uc77c\uad00\uc131<\/h3>\n<p>\ub124\uc774\ubc0d \uc77c\uad00\uc131\uc740 \ucf54\ub4dc \uc791\uc131\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. \uc77c\uad00\ub41c \ub124\uc774\ubc0d \uaddc\uce59\uc744 \uc0ac\uc6a9\ud558\uba74 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uacfc \uc774\ud574\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\uace0, \uac1c\ubc1c\uc790\ub4e4 \uac04\uc758 \ud611\uc5c5\uc744 \uc6d0\ud65c\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \ub124\uc774\ubc0d \uc77c\uad00\uc131\uc744 \uc720\uc9c0\ud558\uae30 \uc704\ud55c \uba87 \uac00\uc9c0 \uc9c0\uce68\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc758\ubbf8 \uc788\ub294 \uc774\ub984 \uc120\ud0dd: \ubcc0\uc218, \ud568\uc218, \ud074\ub798\uc2a4 \ub4f1\uc758 \uc774\ub984\uc740 \ud574\ub2f9 \uc5ed\ud560\uc774\ub098 \uc758\ubbf8\ub97c \uba85\ud655\ud558\uac8c \uc804\ub2ec\ud574\uc57c \ud569\ub2c8\ub2e4. \uc9e7\uace0 \uac04\uacb0\ud558\uc9c0\ub9cc \uc758\ubbf8 \uc788\ub294 \uc774\ub984\uc744 \uc120\ud0dd\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc77c\uad00\ub41c \ucf00\uc774\uc2a4 \uc2a4\ud0c0\uc77c \uc0ac\uc6a9: \ubcc0\uc218\ub098 \ud568\uc218\uc758 \uc774\ub984\uc744 \uc791\uc131\ud560 \ub54c\ub294 \ucf00\uc774\uc2a4 \uc2a4\ud0c0\uc77c\uc744 \uc77c\uad00\ub418\uac8c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uce74\uba5c \ucf00\uc774\uc2a4(camelCase)\ub098 \uc2a4\ub124\uc774\ud06c \ucf00\uc774\uc2a4(snake_case) \ub4f1\uc744 \uc120\ud0dd\ud558\uace0, \ucf54\ub4dc\ubca0\uc774\uc2a4 \uc804\uccb4\uc5d0\uc11c \uc77c\uad00\uc131 \uc788\uac8c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ud45c\uc900 \uaddc\uce59 \ubc0f \ucee8\ubca4\uc158 \ub530\ub974\uae30: \ud2b9\uc815 \uc5b8\uc5b4\ub098 \ud504\ub808\uc784\uc6cc\ud06c\uc758 \ub124\uc774\ubc0d \uaddc\uce59\uacfc \ucee8\ubca4\uc158\uc744 \ub530\ub974\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uac01 \uc5b8\uc5b4\ub098 \ud504\ub808\uc784\uc6cc\ud06c\uc5d0\ub294 \ub124\uc774\ubc0d \uad00\ub828 \uad8c\uc7a5 \uc0ac\ud56d\uc774\ub098 \uc2a4\ud0c0\uc77c \uac00\uc774\ub4dc\uac00 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/li>\n<li>\ubb38\ub9e5\uc744 \uace0\ub824\ud55c \ub124\uc774\ubc0d: \ubcc0\uc218\ub098 \ud568\uc218\uc758 \uc774\ub984\uc740 \ud574\ub2f9 \ubb38\ub9e5\uc5d0\uc11c \uc758\ubbf8\uac00 \uba85\ud655\ud558\uac8c \uc804\ub2ec\ub418\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4. \uac00\ub3c5\uc131\uc744 \ub192\uc774\uae30 \uc704\ud574 \ubcc0\uc218\uac00 \uc0ac\uc6a9\ub418\ub294 \uc704\uce58\uc640 \ud574\ub2f9 \ubcc0\uc218\uc758 \uc6a9\ub3c4\ub97c \uace0\ub824\ud558\uc5ec \uc774\ub984\uc744 \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc77c\uad00\uc131 \uc788\ub294 \uc57d\uc5b4 \uc0ac\uc6a9: \uc57d\uc5b4\ub97c \uc0ac\uc6a9\ud560 \ub54c\ub294 \uc77c\uad00\uc131\uc744 \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \ubaa8\ub4e0 \uac1c\ubc1c\uc790\ub4e4\uc774 \ub3d9\uc77c\ud55c \uc57d\uc5b4\ub97c \uc0ac\uc6a9\ud558\uace0 \uc774\ud574\ud560 \uc218 \uc788\ub3c4\ub85d, \uc57d\uc5b4 \ubaa9\ub85d\uc744 \uc815\uc758\ud558\uac70\ub098 \ud300 \ub0b4\uc5d0\uc11c \ud569\uc758\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\uc11d\uacfc \ubb38\uc11c\ud654 \ud65c\uc6a9: \ucf54\ub4dc\uc5d0 \uc8fc\uc11d\uc744 \ucd94\uac00\ud558\uc5ec \uc774\ub984\uc758 \uc758\ub3c4\uc640 \uc6a9\ub3c4\ub97c \uc124\uba85\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \ud504\ub85c\uc81d\ud2b8\uc5d0 \ubb38\uc11c\ud654 \uac00\uc774\ub4dc\ub97c \uc791\uc131\ud558\uc5ec \ub124\uc774\ubc0d \uaddc\uce59\uacfc \uc608\uc2dc\ub97c \uacf5\uc720\ud558\ub294 \uac83\ub3c4 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub9ac\ud329\ud1a0\ub9c1\uacfc \ub9ac\ubdf0 \uacfc\uc815\uc5d0\uc11c \ud655\uc778: \ucf54\ub4dc \ub9ac\ud329\ud1a0\ub9c1\uacfc \ucf54\ub4dc \ub9ac\ubdf0 \uacfc\uc815\uc5d0\uc11c \ub124\uc774\ubc0d \uc77c\uad00\uc131\uc744 \ud655\uc778\ud558\uace0 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\ub978 \uac1c\ubc1c\uc790\ub4e4\uacfc \ucf54\ub4dc \ub9ac\ubdf0\ub97c \uc9c4\ud589\ud558\uba74\uc11c \ub124\uc774\ubc0d\uc5d0 \ub300\ud55c \uc758\uacac\uc744 \uad50\ud658\ud558\uace0 \ud53c\ub4dc\ubc31\uc744 \ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ub124\uc774\ubc0d \uc77c\uad00\uc131\uc740 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uacfc \uc720\uc9c0\ubcf4\uc218\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uac1c\ubc1c\uc790\ub4e4 \uac04\uc758 \ud611\uc5c5\uacfc \ucf54\ub4dc\uc758 \uc774\ud574\ub3c4\ub97c \ub192\uc774\uae30 \uc704\ud574 \uc77c\uad00\uc131 \uc788\ub294 \ub124\uc774\ubc0d \uaddc\uce59\uc744 \uc801\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h3>* \uc8fc\uc11d\uc740 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ud558\uae30<\/h3>\n<p>\uc8fc\uc11d\uc740 \ucf54\ub4dc\uc5d0 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uc8fc\uc11d\uc740 \ucf54\ub4dc\uc758 \uc758\ub3c4\ub098 \uc124\uba85\uc744 \ucd94\uac00\ud558\uac70\ub098, \ud2b9\uc815 \ubd80\ubd84\uc758 \ub3d9\uc791\uc744 \uc124\uba85\ud558\ub294 \ub4f1\uc758 \ubaa9\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud560 \ub54c \uace0\ub824\ud574\uc57c \ud560 \uac00\uc774\ub4dc\ub77c\uc778\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ucf54\ub4dc \uc790\uccb4\ub85c \uc758\ub3c4\ub97c \uba85\ud655\ud788 \uc804\ub2ec\ud560 \uc218 \uc788\ub294\uc9c0 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud558\uae30 \uc804\uc5d0 \ucf54\ub4dc \uc790\uccb4\ub97c \uba85\ud655\ud558\uac8c \uc791\uc131\ud558\uace0 \uad6c\uc870\ud654\ud558\uc5ec \uc77d\uae30 \uc27d\uac8c \ub9cc\ub4dc\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\uc11d\uc740 \ucf54\ub4dc\uc758 \ub3d9\uc791\uc774\ub098 \uc54c\uace0\ub9ac\uc998\uc744 \uc124\uba85\ud558\ub294 \ub370 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucf54\ub4dc\uc758 \ubcf5\uc7a1\uc131\uc774\ub098 \uc758\ubbf8\ub97c \uc774\ud574\ud558\uae30 \uc5b4\ub824\uc6b4 \uacbd\uc6b0\uc5d0\ub294 \uc8fc\uc11d\uc744 \ud65c\uc6a9\ud558\uc5ec \uc124\uba85\ud558\ub294 \uac83\uc774 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n<li>\ucf54\ub4dc\uc758 \ubcc0\uacbd\uacfc \uc8fc\uc11d\uc758 \uc77c\uce58\ub97c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \uc8fc\uc11d\uc740 \ucf54\ub4dc\uc640 \ud568\uaed8 \uc5c5\ub370\uc774\ud2b8\ub418\uc5b4\uc57c \ud558\uba70, \ucf54\ub4dc\uc758 \ubcc0\uacbd\uc5d0 \ub9de\ucdb0 \uc8fc\uc11d\ub3c4 \uc801\uc808\ud558\uac8c \uc218\uc815\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc8fc\uc11d\uacfc \ucf54\ub4dc\uc758 \ubd88\uc77c\uce58\ub294 \ud63c\ub780\uc744 \uc57c\uae30\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\uc11d\uc740 \uc911\uc694\ud55c \uc815\ubcf4\ub97c \uc804\ub2ec\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ucf54\ub4dc\uc758 \ud2b9\uc815 \ubd80\ubd84\uc774 \uc65c \uadf8\ub807\uac8c \uc791\uc131\ub418\uc5c8\ub294\uc9c0, \uc65c \ud2b9\uc815 \ubc29\uc2dd\uc73c\ub85c \ub3d9\uc791\ud558\ub294\uc9c0 \ub4f1\uc758 \ud575\uc2ec\uc801\uc778 \uc815\ubcf4\ub97c \uc8fc\uc11d\uc73c\ub85c \ucd94\uac00\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\uc11d\uc740 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc9c0\ub9cc, \uacfc\ub3c4\ud55c \uc8fc\uc11d\uc740 \ucf54\ub4dc\ub97c \ud63c\ub780\uc2a4\ub7fd\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc801\uc808\ud55c \uc8fc\uc11d\uc758 \uc0ac\uc6a9\uc744 \uc720\uc9c0\ud558\uace0, \uc8fc\uc11d\uc73c\ub85c \uc778\ud574 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc774 \uc800\ud558\ub418\uc9c0 \uc54a\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ucf54\ub4dc \uc790\uccb4\uac00 \uba85\ud655\ud558\uace0 \uc758\ub3c4\uac00 \ubd84\uba85\ud558\uac8c \uc791\uc131\ub418\uba74\uc11c\ub3c4 \uc774\ud574\ud558\uae30 \uc5b4\ub824\uc6b4 \ubd80\ubd84\uc774 \uc788\ub2e4\uba74, \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud574\ub2f9 \ubd80\ubd84\uc744 \uc124\uba85\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc8fc\uc11d\uc740 \ucf54\ub4dc\ub97c \uc774\ud574\ud558\uace0 \uc720\uc9c0\ubcf4\uc218\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc8fc\uc9c0\ub9cc, \uacfc\ub3c4\ud558\uac8c \uc0ac\uc6a9\ud558\uba74 \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \uc800\ud558\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud560 \ub54c\ub294 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ud558\uace0, \ucf54\ub4dc \uc790\uccb4\ub97c \uba85\ud655\ud558\uac8c \uc791\uc131\ud558\uace0 \uad6c\uc870\ud654\ud558\uc5ec \uc77d\uae30 \uc27d\uac8c \ub9cc\ub4dc\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<pre>def calculate_total_price(items):\n    total = 0\n    for item in items:\n        price = item.get_price()  # \uc8fc\uc11d: \uac01 \ud56d\ubaa9\uc758 \uac00\uaca9\uc744 \uac00\uc838\uc634\n        quantity = item.get_quantity()  # \uc8fc\uc11d: \uac01 \ud56d\ubaa9\uc758 \uc218\ub7c9\uc744 \uac00\uc838\uc634\n        subtotal = price * quantity  # \uc8fc\uc11d: \uac01 \ud56d\ubaa9\uc758 \uac00\uaca9\uacfc \uc218\ub7c9\uc744 \uacf1\ud558\uc5ec \uc18c\uacc4\ub97c \uacc4\uc0b0\ud568\n        total += subtotal\n\n    return total\n<\/pre>\n<p>\uc704\uc758 \uc608\uc2dc\uc5d0\uc11c \uc8fc\uc11d\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc0c1\ud669\uc5d0\uc11c \uc0ac\uc6a9\ub418\uc5c8\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>item.get_price() \ucf54\ub4dc: \ud574\ub2f9 \uc8fc\uc11d\uc740 item \uac1d\uccb4\uc5d0\uc11c \uac00\uaca9\uc744 \uac00\uc838\uc628\ub2e4\ub294 \uc758\ubbf8\ub97c \uc124\uba85\ud569\ub2c8\ub2e4. \ucf54\ub4dc \uc790\uccb4\ub85c\ub294 \uac00\uaca9\uc744 \uac00\uc838\uc624\ub294 \uba54\uc11c\ub4dc\ub97c \ud638\ucd9c\ud558\uc9c0\ub9cc, \uc8fc\uc11d\uc744 \ud1b5\ud574 \ud574\ub2f9 \ub3d9\uc791\uc744 \uc124\uba85\ud568\uc73c\ub85c\uc368 \uc758\ub3c4\ub97c \uba85\ud655\ud788 \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/li>\n<li>item.get_quantity() \ucf54\ub4dc: \uc8fc\uc11d\uc740 item \uac1d\uccb4\uc5d0\uc11c \uc218\ub7c9\uc744 \uac00\uc838\uc628\ub2e4\ub294 \uc758\ubbf8\ub97c \uc124\uba85\ud569\ub2c8\ub2e4. \ucf54\ub4dc\uac00 \uac00\uaca9\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c \uc218\ub7c9\uc744 \uac00\uc838\uc624\ub294 \uba54\uc11c\ub4dc\ub97c \ud638\ucd9c\ud558\uc9c0\ub9cc, \uc8fc\uc11d\uc744 \ud1b5\ud574 \ud574\ub2f9 \ub3d9\uc791\uc744 \uc124\uba85\ud558\uc5ec \uc758\ubbf8\ub97c \uba85\ud655\ud788 \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/li>\n<li>subtotal = price * quantity \ucf54\ub4dc: \uc8fc\uc11d\uc740 \uac01 \ud56d\ubaa9\uc758 \uac00\uaca9\uacfc \uc218\ub7c9\uc744 \uacf1\ud558\uc5ec \uc18c\uacc4\ub97c \uacc4\uc0b0\ud55c\ub2e4\ub294 \uc758\ubbf8\ub97c \uc124\uba85\ud569\ub2c8\ub2e4. \ucf54\ub4dc \uc790\uccb4\ub85c\ub294 \uacc4\uc0b0 \uacfc\uc815\uc744 \ud45c\ud604\ud558\uc9c0\ub9cc, \uc8fc\uc11d\uc744 \ud1b5\ud574 \uacc4\uc0b0\ud558\ub294 \ubaa9\uc801\uc744 \uc124\uba85\ud558\uc5ec \uc774\ud574\ub97c \ub3d5\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc704\uc758 \uc608\uc2dc \ucf54\ub4dc\uc5d0\uc11c\ub294 \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc911\uc694\ud55c \uc815\ubcf4\ub97c \uc804\ub2ec\ud558\uace0, \ucf54\ub4dc\uc758 \uc758\ub3c4\uc640 \ub3d9\uc791\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud544\uc694\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc8fc\uc11d\uc744 \uc0ac\uc6a9\ud558\uba74 \ucf54\ub4dc\ub97c \uc774\ud574\ud558\uace0 \uc720\uc9c0\ubcf4\uc218\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\uba70, \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Clean Code \uc791\uc131\uc740 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \ud575\uc2ec\uc801\uc778 \ubd80\ubd84\uc785\ub2c8\ub2e4. \uc77d\uae30 \uc27d\uace0 \uc720\uc9c0\ubcf4\uc218 \uac00\ub2a5\ud55c \ucf54\ub4dc\ub294 \ud504\ub85c\uc81d\ud2b8\uc758 \uc131\uacf5\uacfc \uc9c1\uacb0\ub418\ub294 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. Clean Code\ub97c \uc791\uc131\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba87 \uac00\uc9c0 \ud575\uc2ec \uc6d0\uce59\uc744 \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4. \uc544\ub798\ub294 Clean Code\ub97c \uc704\ud55c 10\uac00\uc9c0 \uc6d0\uce59\uc785\ub2c8\ub2e4. \uc77d\uae30 \uc26c\uc6b4 \ucf54\ub4dc \uc791\uc131\ud558\uae30: \ucf54\ub4dc\ub294 \uc0ac\ub78c\uc774 \uc77d\uae30 \uc26c\uc6cc\uc57c \ud569\ub2c8\ub2e4. \uba85\ud655\ud558\uace0 \uac04\uacb0\ud55c \ud45c\ud604\uacfc \uc77c\uad00\ub41c \ub124\uc774\ubc0d\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \ud55c \uac00\uc9c0 \ucc45\uc784 \uc6d0\uce59(Single Responsibility [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":64,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","slim_seo":{"title":"Clean Code\ub97c \uc704\ud55c 10\uac00\uc9c0 \uc6d0\uce59 - CodeClean","description":"&nbsp; Clean Code \uc791\uc131\uc740 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \ud575\uc2ec\uc801\uc778 \ubd80\ubd84\uc785\ub2c8\ub2e4. \uc77d\uae30 \uc27d\uace0 \uc720\uc9c0\ubcf4\uc218 \uac00\ub2a5\ud55c \ucf54\ub4dc\ub294 \ud504\ub85c\uc81d\ud2b8\uc758 \uc131\uacf5\uacfc \uc9c1\uacb0\ub418\ub294 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. 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