js函数怎么实现重载

Question

javaScript怎么实现重载javaScript函数，写到js文件中的同名函数，后面一个把前面一个覆盖了

Answer 1

JavaScript方法重载
http://www.cnblogs.com/Truly/archive/2007/07/29/835340.html

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http://blog.csdn.net/zx13525079024

Answer 2

你好：请参考http://www.google.com/custom?hl=zh-CN&safe=active&client=pub-4210569241504288&cof=FORID:13;AH:left;S:http://www.cnblogs.com/;CX:%25E5%258D%259A%25E5%25AE%25A2%25E5%259B%25AD%25E7%25AB%2599%25E5%2586%2585%25E6%2590%259C%25E7%25B4%25A2;L:http://www.cnblogs.com/images/logo_small.gif;LH:50;LC:%230000ff;VLC:%23663399;DIV:%23336699;&adkw=AELymgUiJv2OMNkoG9JWDrX3P7d7stgLx0NdK3Z7fKG0xgUyxqBQdWj2UNHXHFEit4dXayfH9I2GBMwykSwnhQv03AtzJt2ryjR9LT2hHmRNmzFR6CzMfWBL5AFsKeFb581m0tWIdm1nDNBopWS7k7G-iDmTJaDtPjIymZ_OJBZB1o26FbXBVTpv0v1AaeTmSHes2O_zkiyW&channel=4444621756&boostcse=0&q=javaScript%E9%87%8D%E8%BD%BD%E5%87%BD%E6%95%B0&btnG=Google+%E6%90%9C%E7%B4%A2&cx=partner-pub-4210569241504288:l5x48e2naex

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I am here!

Answer 3

使用arguments