标签：http io ar java for sp art on ef
http://www.aspsnippets.com/Articles/Regular-Expression-Regex-to-allow-both-decimals-as-well-as-integers-and-Regex-for-allowing-any-decimal-number.aspx
验证仅仅是小数--JavaScript
原文地址：http://www.cnblogs.com/songxia/p/4031513.html
