String.prototype.split()兼容问题

IE的String.prototype.split()函数bug

脚本:

"a:b:c".split(/(:)/)

Firefox输出:

["a",":","b",":","c"]

IE7/8(含IE9兼容的模式)输出:

a,b,c

详细说明:
http://www.sitepoint.com/the-power-of-stringprototypesplit-almost/
http://blog.stevenlevithan.com/archives/cross-browser-split
http://blog.stchur.com/2007/03/28/split-broken-in-ie/

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