{"id":1355,"date":"2011-03-01T15:35:37","date_gmt":"2011-03-01T06:35:37","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=1355"},"modified":"2017-01-31T19:45:51","modified_gmt":"2017-01-31T10:45:51","slug":"c-stl-%ed%95%a8%ec%88%98-%ea%b0%9d%ec%b2%b4functor","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=1355","title":{"rendered":"[C++] STL \ud568\uc218 \uac1d\uccb4(functor)"},"content":{"rendered":"

STL\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud568\uc218 \uc911 for_each\ub77c\ub294 \ub140\uc11d\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ucee8\ud14c\uc774\ub108\uc5d0 \ub2f4\uae34 \ub370\uc774\ud130 \ud558\ub098\ud558\ub098\uc5d0 \ub300\ud574 \ucc98\ub9ac\ud574\uc57c\ud560 \uc5f0\uc0b0\uc744 \uc9c0\uc815\ud574 \uc8fc\ub294 \ud568\uc218\uc778\ub370.. \uc774 for_each\ub294 \uc138\uac1c\uc758 \uc778\uc790\ub97c \uac16\uc2b5\ub2c8\ub2e4. \uccab\ubc88\uc9f8 \uc778\uc790\uc640 \ub450\ubc88\uc9f8 \uc778\uc790\ub294 \ucee8\ud14c\uc774\ub108\uc5d0 \uc800\uc7a5\ub41c \ub370\uc774\ud130\uc758 \ubc94\uc704\uc774\uace0 \uc138\ubc88\uc9f8\uac00 \ub370\uc774\ud130 \ud558\ub098\ud558\ub098\uc5d0 \ub300\ud574 \uc218\ud589\ub420 \uc5f0\uc0b0\uc778\ub370.. \ud568\uc218\ub098 \ud568\uc218 \uac1d\uccb4\ub97c \uc778\uc790\ub85c \ubc1b\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 list \ucee8\ud14c\uc774\ub108\uc5d0 \ub2e4\uc74c\uacfc \uac19\uc740 \ub370\uc774\ud130\ub97c \ub2f4\uc544 \ubcf4\ub294 \uac83\uc73c\ub85c \uc2dc\uc791\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

 list values;\r\n\r\n values.push_back(100);\r\n values.push_back(200);\r\n values.push_back(150);\r\n values.push_back(250);<\/pre>\n
\ucd1d 4\uac1c\uc758 \ub370\uc774\ud130\uac00 \uc800\uc7a5\ub41c \uc0c1\ud0dc\uc778\ub370.. \uc774 4\uac1c\uc758 \ub370\uc774\ud130 \uac01\uac01\uc5d0 \uac12 10\uc744 \ub354\ud574 \uc8fc\ub294 \uc5f0\uc0b0\uc744 for_each \ud568\uc218\ub97c \uc774\uc6a9\ud574 \ub9cc\ub4e4\uc5b4 \ubcf4\uba74…<\/p>\n
void add10(int& elem)\r\n{\r\n    elem += 10;\r\n}\r\n\r\nint main()\r\n{\r\n    ....\r\n\r\n    for_each(values.begin(), values.end(), add10);\r\n}<\/pre>\n
\uc5ec\uae30\uc11c \ud55c\ubc1c\uc9dd \ub354 \ub098\uc544\uac00.. \uc7ac\ud65c\uc6a9\uc744 \uace0\ub824\ud574 10\uc774\ub77c\ub294 \uac12\uc758 \uc99d\uac00\uac00 \uc544\ub2cc \uadf8\ub54c \uadf8\ub54c \ub9c8\ub2e4 \uc6d0\ud558\ub294 \uac12\ub9cc\ud07c \uc99d\uac00\uc2dc\ud0a4\uace0\uc790\ud560\ub54c.. \ud568\uc218 \uac1d\uccb4\ub97c \uc0ac\uc6a9\ud558\uba74 \ub9e4\uc6b0 \uc720\uc5f0\ud558\uac8c \ud65c\uc6a9\ud560\uc218\uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
class Add {\r\nprivate:\r\n    int _v;\r\n\r\npublic:\r\n    Add(int v):_v(v) {}\r\n    void operator() (int &elem) const {\r\n        elem += _v;\r\n    }\r\n};\r\n\r\nint main()\r\n{\r\n    ....\r\n\r\n    for_each(values.begin(), values.end(), Add(10));\r\n}<\/pre>\n
\uc989, \uc5b4\ub5a4 \ud568\uc218\ub97c \ub9cc\ub4e4\uc5b4 \ub193\uace0.. \uc99d\uac00\ud558\uace0\uc790 \ud558\ub294 \uac12\uc744 \ud074\ub798\uc2a4\uc5d0 \ub300\ud55c \ud544\ub4dc\ub85c \uac00\uc9c0\ub3c4\ub85d \ud558\uace0 () \uc5f0\uc0b0\uc790\uc758 \uae30\ub2a5\uc744 \uc7ac\uc815\uc758\ud574\uc90c\uc73c\ub85c\uc368 \ud074\ub798\uc2a4 \uac1d\uccb4\ub97c \ub9c8\uce58 \ud568\uc218\ucc98\ub7fc \uc0ac\uc6a9\ud560\uc218\uc788\ub3c4\ub85d \ud588\uc2b5\ub2c8\ub2e4.<\/p>\n
\ub05d\uc73c\ub85c \ud568\uc218 \uac1d\uccb4\ub9d0\uace0\ub3c4.. \uac00\uc7a5 \ucc98\uc74c \uc5b8\uae09\ud55c \ud568\uc218\ub97c \ud15c\ud50c\ub9bf\uc73c\ub85c \uc815\uc758\ud568\uc73c\ub85c\uc368 \uc6d0\ud558\ub294 \uac12\ub9cc\ud07c \uc99d\uac00\uc2dc\ud0a4\ub294 \uae30\ub2a5\uc758 \uad6c\ud604\ub3c4 \uac00\ub2a5\ud55c\ub370.. \uc544\ub798\uc640 \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n
template void add(int &elem)\r\n{\r\n    elem += v;\r\n}\r\n\r\nint main()\r\n{\r\n    ....\r\n\r\n    for_each(values.begin(), values.end(), add);\r\n}<\/pre>\n
STL.. \uae30\ubcf8\ub9cc \uc54c\uc544\ub3c4 \ubb34\ucc99 \ud3b8\ub9ac\ud55c\ub370.. \uc880\ub354 \uc54c\uba74 \uc54c\uc218\ub85d.. \uc7ac\ubbf8\uc788\uc2b5\ub2c8\ub2e4. \uc190\ub9db\uc774\ub77c\uace0 \ud574\uc57c \ud558\ub098.. C++ \ucc38.. \uc190\ub9db \ub098\ub294 \uc5b8\uc5b4\uc785\ub2c8\ub2e4..<\/p>\n","protected":false},"excerpt":{"rendered":"
STL\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud568\uc218 \uc911 for_each\ub77c\ub294 \ub140\uc11d\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ucee8\ud14c\uc774\ub108\uc5d0 \ub2f4\uae34 \ub370\uc774\ud130 \ud558\ub098\ud558\ub098\uc5d0 \ub300\ud574 \ucc98\ub9ac\ud574\uc57c\ud560 \uc5f0\uc0b0\uc744 \uc9c0\uc815\ud574 \uc8fc\ub294 \ud568\uc218\uc778\ub370.. \uc774 for_each\ub294 \uc138\uac1c\uc758 \uc778\uc790\ub97c \uac16\uc2b5\ub2c8\ub2e4. \uccab\ubc88\uc9f8 \uc778\uc790\uc640 \ub450\ubc88\uc9f8 \uc778\uc790\ub294 \ucee8\ud14c\uc774\ub108\uc5d0 \uc800\uc7a5\ub41c \ub370\uc774\ud130\uc758 \ubc94\uc704\uc774\uace0 \uc138\ubc88\uc9f8\uac00 \ub370\uc774\ud130 \ud558\ub098\ud558\ub098\uc5d0 \ub300\ud574 \uc218\ud589\ub420 \uc5f0\uc0b0\uc778\ub370.. \ud568\uc218\ub098 \ud568\uc218 \uac1d\uccb4\ub97c \uc778\uc790\ub85c \ubc1b\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 list \ucee8\ud14c\uc774\ub108\uc5d0 \ub2e4\uc74c\uacfc \uac19\uc740 \ub370\uc774\ud130\ub97c \ub2f4\uc544 \ubcf4\ub294 \uac83\uc73c\ub85c \uc2dc\uc791\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. list values; … <\/p>\n
\ub354 \ubcf4\uae30 “[C++] STL \ud568\uc218 \uac1d\uccb4(functor)”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[117,8],"tags":[],"class_list":["post-1355","post","type-post","status-publish","format-standard","hentry","category-cpp","category-programming"],"_links":{"self":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/1355","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1355"}],"version-history":[{"count":2,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/1355\/revisions"}],"predecessor-version":[{"id":3249,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/1355\/revisions\/3249"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1355"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}