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\/\/\u517c\u5bb9\u7684\u4e8b\u4ef6\u7ed1\u5b9a\u51fd\u6570\nfunction bindEvent(elem, type, handler) \/\/type\u8bb0\u5f97\u8981\u52a0\u5f15\u53f7\n{ \n if(!!elem.addEventListener)\n {\n elem.addEventListener(type, handler, false);\n }\n else\n {\n elem.attachEvent('on'+type, handler);\n }\n}\n\nbindEvent(document,\"click\", function(){alert(1);}); \/\/\u70b9\u51fb\u7f51\u9875\u4f1a\u5f39\u51fa1\n<\/code><\/pre>\n\n\n\n\u4e00\u822c\uff0c\u8fd9\u6837\u7684\u5c01\u88c5\u770b\u7740\u597d\u4f3c\u6ca1\u6709\u95ee\u9898\u4e86\uff0c\u5f88\u5168\u9762\u3002\u4f46\uff0c\u5728\u6bcf\u6b21\u6267\u884c bindEvent \u51fd\u6570\u65f6\uff0c\u5185\u90e8\u7684 if \u5224\u65ad\uff0c\u90fd\u4f1a\u6267\u884c\u4e00\u6b21\uff0c\u8fd9\u6837\u5c31\u767d\u767d\u6d6a\u8d39\u6027\u80fd\u4e86\u3002\u8fd9\u79cd\u60c5\u51b5\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 \u60f0\u6027\u52a0\u8f7d \u6765\u6539\u5199\uff1a<\/p>\n\n\n\n
var bindEvent = function( elem, type, handler ){ \n if ( window.addEventListener ){ \n addEvent = function( elem, type, handler ){ \n elem.addEventListener( type, handler, false ); \n } \n }else if ( window.attachEvent ){ \n addEvent = function( elem, type, handler ){ \n elem.attachEvent( 'on' + type, handler ); \n } \n } \n bindEvent( elem, type, handler );\n }; \n\nbindEvent(document,\"click\", function(){alert(1);}); \/\/\u70b9\u51fb\u7f51\u9875\u4f1a\u5f39\u51fa1<\/code><\/pre>\n\n\n\n\u4e0a\u9762\u6539\u5199\u540e\u7684 bindEvent \u51fd\u6570\uff0c\u4f1a\u5728\u7b2c\u4e00\u6b21\u6267\u884c\u65f6\uff0c\u8d70\u5185\u90e8\u7684 if \u5224\u65ad\uff0cif \u5224\u65ad\u7684\u5185\u90e8\uff0c\u4f1a\u5bf9 bindEvent \u91cd\u65b0\u8d4b\u503c\u4e00\u4e2a\u51fd\u6570\u3002\u8fd9\u6837\uff0c\u4eca\u540e\u6211\u4eec\u518d\u8c03\u7528 bindEvent\uff0c\u5c31\u662f\u8d70\u7684 \u91cd\u65b0\u8d4b\u503c \u540e\u7684 bindEvent \u4e86\uff0c\u6b64\u65f6\u5b83\u5185\u90e8\u662f\u6ca1\u6709 if \u90a3\u4e9b\u5224\u65ad\u7684\u4e86\u3002\u662f\u4e0d\u662f\u5f88nice\u3002
\u4e0a\u9762 bindEvent \u51fd\u6570\u5b9a\u4e49\u5185\u90e8 \u6700\u540e\u4e00\u884c bindEvent( elem, type, handler ); \u662f\u4e3a\u4e86\uff0c\u5728\u7b2c\u4e00\u6b21\u4f7f\u7528 bindEvent \u65f6\uff0c\u8d70\u5b8c\u4e86 if \u5224\u65ad\uff0c\u4f1a\u6267\u884c\u4e00\u6b21\u5728 if \u5224\u65ad\u5185\u8fdb\u884c\u91cd\u65b0\u8d4b\u503c\u540e\u7684 bindEvent\u3002\uff08\u6709\u70b9\u7ed5\uff09<\/p>\n\n\n\n
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<\/p>\n\n\n\n
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