JavaScript\u306e\u95a2\u6570\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u78ba\u8a8d\u3057\u3066\u304a\u3053\u3046\u3002
\n
\n\u95a2\u6570\u306f\u6b21\u306e\u3088\u3046\u306b\u5ba3\u8a00\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\nfunction f(x) {\r\n return x;\r\n}\r\n<\/pre>\n\u6b21\u306e\u4f8b\u3067\u306f\u95a2\u6570\u5f0f\u3092\u8a18\u8ff0\u3057\u3066\u3001\u533f\u540d\u95a2\u6570\u3092\u7528\u610f\u3057\u3001func\u3068\u3044\u3046\u5909\u6570\u3078\u4ee3\u5165\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\r\nvar func = function(x) {\r\n return x;\r\n}\r\n<\/pre>\n\u518d\u5e30\u7684\u306a\u547c\u3073\u51fa\u3057\u3092\u3057\u305f\u3044\u3068\u304d\u306b\u540d\u524d\u4ed8\u304d\u533f\u540d\u95a2\u6570\u3092\u4f7f\u3048\u307e\u3059\u3002<\/p>\n
\r\nvar factorial = function self(x) {\r\n if (x == 0) return 1;\r\n return self(x-1) * x;\r\n}\r\n<\/pre>\n\u4ee5\u4e0a\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3064\u3044\u3066\u52d5\u4f5c\u78ba\u8a8d\u3092\u3059\u308bHTML\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\r\n<!DOCTYPE html>\r\n<html>\r\n<head>\r\n <meta http-equiv="content-type" content="text\/html; charset=UTF-8">\r\n <title>setInterval sample 1<\/title>\r\n<\/head>\r\n<body>\r\n <div id="target1" style="position:absolute;"><\/div><br \/>\r\n <div id="target2" style="position:absolute;"><\/div><br \/>\r\n <div id="target3" style="position:absolute;"><\/div>\r\n<script>\r\nfunction f(x) {\r\n return x;\r\n}\r\nvar func = function(x) {\r\n return x;\r\n}\r\nvar factorial = function self(x) {\r\n if (x == 0) return 1;\r\n return self(x-1) * x;\r\n}\r\ndocument.getElementById('target1').innerHTML = f(2);\r\ndocument.getElementById('target2').innerHTML = func(3);\r\ndocument.getElementById('target3').innerHTML = factorial(3);\r\n<\/script>\r\n<\/body>\r\n<\/html>\r\n<\/pre>\nJavaScript\u306b\u3064\u3044\u3066\u306f\u3001\u4e0b\u8a18\u306e\u66f8\u7c4d\u306e\u53c2\u8003\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n