\"We are champion\"\u5224\u65ad\u5b57\u7b26\u4e32\u4e2d\u6700\u957f\u5355\u8bcd\u7684\u957f\u5ea6<\/p>\n
\u5148\u4e0a\u4ee3\u7801<\/p>\n
\/*\n*\/\nvar src=\"We are champion\";\nvar arr=src.split(\" \").map(function(even){retrun even.length});\nconsole.log(Math.max.apply(this , arr))<\/pre>\n\u7136\u540e\u624d\u662f\u5e9f\u8bdd<\/p>\n
\u5bf9\u8c61.map(callback(index,domElement))<\/p><\/blockquote>\n
\u5bf9\u8c61\u53ef\u4ee5\u662f \u6570\u7ec4\uff0c\u6216\u8005jq\u6570\u7ec4\uff0c\u6bd5\u7adfmap()\u662fjq\u7684\u904d\u5386\u51fd\u6570<\/p>\n
\u8fd4\u56de\u4e5f\u662fjquery\u6570\u7ec4\uff0c\u56e0\u6b64\u9700\u8981\u76f4\u63a5\u8c03\u7528\u5e76\u8f93\u51fa\u8bf7<\/p>\n
\/*\n*\/\nsrc.split(\" \").map(function(even){return even.length}).get().join(',');\n\n\/\/\u8f93\u51fa\u7ed3\u679c\n2,3,8<\/pre>\n <\/p>\n
\u5bf9\u8c61.apply(this arr)<\/p><\/blockquote>\n
\u8fd9\u4e2a\u6211\u8fd8\u6ca1\u7406\u89e3\u2026\u2026<\/p>\n
<\/p>\n
\u5bf9\u8c61.forEach()<\/p><\/blockquote>\n
Firefox \u548cChrome \u7684Array \u7c7b\u578b\u90fd\u6709forEach\u7684\u51fd\u6570\u3002\u4f7f\u7528\u5982\u4e0b\uff1a<\/p>\n
\/*\n*\/\narryAll.forEach(function(e){ \n alert(e); \n})<\/pre>\n\u4f46\u662fIE\u4e0d\u652f\u6301<\/p>\n
\u56e0\u4e3aIE\u7684Array \u6ca1\u6709\u8fd9\u4e2a\u65b9\u6cd5<\/p>\n
\u6240\u4ee5\u8981\u505a\u517c\u5bb9\u51fd\u6570<\/p>\n
\/*\n*\/\n\/\/Array.forEach implementation for IE support.. \n\/\/https:\/\/developer.mozilla.org\/en\/JavaScript\/Reference\/Global_Objects\/Array\/forEach \nif (!Array.prototype.forEach) { \n Array.prototype.forEach = function(callback, thisArg) { \n var T, k; \n if (this == null) { \n throw new TypeError(\" this is null or not defined\"); \n } \n var O = Object(this); \n var len = O.length >>> 0; \/\/ Hack to convert O.length to a UInt32 \n if ({}.toString.call(callback) != \"[object Function]\") { \n throw new TypeError(callback + \" is not a function\"); \n } \n if (thisArg) { \n T = thisArg; \n } \n k = 0; \n while (k < len) { \n var kValue; \n if (k in O) { \n kValue = O[k]; \n callback.call(T, kValue, k, O); \n } \n k++; \n } \n }; \n}<\/pre>\n <\/p>\n","protected":false},"excerpt":{"rendered":"