{"id":7870,"date":"2023-06-13T16:09:13","date_gmt":"2023-06-13T07:09:13","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=7870"},"modified":"2023-06-13T16:10:18","modified_gmt":"2023-06-13T07:10:18","slug":"c-%eb%9e%8c%eb%8b%a4%ec%8b%9dlambda-expression","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=7870","title":{"rendered":"C# &#8211; \ub78c\ub2e4\uc2dd(Lambda expression)"},"content":{"rendered":"<h1>C# &#8211; \ub78c\ub2e4\uc2dd(Lambda expression)<\/h1>\n<p>\uc775\uba85 \ud568\uc218(anonymous function) \uc778 \ub78c\ub2e4\uc2dd\uc744 \uc774\uc6a9\ud574 \ucf54\ub4dc\ub97c \uac04\uc18c\ud654 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ucf54\ub4dc \uac04\uc18c\ud654<\/h2>\n<p>\uc544\ub798 \ucf54\ub4dc\ub294 \ub78c\ub2e4\uc2dd\uc744 \uc774\uc6a9\ud574 \uac04\uc18c\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<pre><code class=\"language-csharp\">static int DoubleFunc(int num)\n{\n    return num * 2;\n}\n\nstatic void Main(string[] args)\n{\n    Console.WriteLine(DoubleFunc(10));\n}<\/code><\/pre>\n<pre><code class=\"language-csharp\">static void Main(string[] args)\n{\n    Func&lt;int, int&gt; DoubleFunc = (num) =&gt; num * 2;\n    Console.WriteLine(DoubleFunc(10));\n}<\/code><\/pre>\n<h2>\uc81c\ub124\ub9ad \ub300\ub9ac\uc790<\/h2>\n<p>\ub9c8\uce58 C, C++ \uc758 \ud568\uc218 \ud3ec\uc778\ud130\uc640 \uc720\uc0ac\ud558\uac8c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n<p>\ud30c\ub77c\ubbf8\ud130\uac00 \ud558\ub098\uba74 \ub9ac\ud134 \ud0c0\uc785\uc774 \ub418\uace0, 2\uac1c \uc774\uc0c1\uc774\uba74 \uac00\uc7a5 \ub9c8\uc9c0\ub9c9 \ud0c0\uc785\uc774 \ub9ac\ud134 \ud0c0\uc785\uc774\uace0, \ub098\uba38\uc9c0\uac00 \uc785\ub825 \ud0c0\uc785\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<p><code>+=<\/code>, <code>-=<\/code> \ub97c \uc774\uc6a9\ud574 \ud558\ub098\uc758 \ud568\uc218 \ubcc0\uc218\uc5d0 \uc5ec\ub7ec\uac1c\uc758 \ud568\uc218\ub97c \ub123\uac70\ub098 \ube84 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<pre><code class=\"language-csharp\">static int F1(int i)\n{\n    Console.WriteLine($&quot;i == {i}&quot;);\n    return i;\n}\n\nstatic int F2(int i)\n{\n    Console.WriteLine($&quot;i == {i * 2}&quot;);\n    return i * 2;\n}\n\nFuncMethod2 = F1;\nint i = FuncMethod2(10);\nConsole.WriteLine($&quot;i == {i}&quot;);\nFuncMethod2 += F2;\ni = FuncMethod2(100);\nConsole.WriteLine($&quot;i == {i}&quot;);\n\n\/\/ output\n\/\/ i == 10\n\/\/ i == 10\n\/\/ i == 100\n\/\/ i == 200\n\/\/ i == 200<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>C# &#8211; \ub78c\ub2e4\uc2dd(Lambda expression) \uc775\uba85 \ud568\uc218(anonymous function) \uc778 \ub78c\ub2e4\uc2dd\uc744 \uc774\uc6a9\ud574 \ucf54\ub4dc\ub97c \uac04\uc18c\ud654 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucf54\ub4dc \uac04\uc18c\ud654 \uc544\ub798 \ucf54\ub4dc\ub294 \ub78c\ub2e4\uc2dd\uc744 \uc774\uc6a9\ud574 \uac04\uc18c\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. static int DoubleFunc(int num) { return num * 2; } static void Main(string[] args) { Console.WriteLine(DoubleFunc(10)); } static void Main(string[] args) { Func&lt;int, int&gt; DoubleFunc = (num) =&gt; num * 2;\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=7870\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[40],"tags":[],"class_list":["post-7870","post","type-post","status-publish","format-standard","hentry","category-language"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7870","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7870"}],"version-history":[{"count":2,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7870\/revisions"}],"predecessor-version":[{"id":7872,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7870\/revisions\/7872"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}