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welefen/gist:8516854

Created January 20, 2014 08:39
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判断是否是数字的正则
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gistfile1.js
var numberReg = /^((\d*\.?\d*(?:e[+-]?\d*(?:\d?\.?|\.?\d?)\d*)?)|(0[0-7]+)|(0x[0-9a-f]+))$/i
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