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“Progress doesn't come from early risers – progress is made by lazy men looking for easier ways to do things.” - Robert Heinlein

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2006年2月7日

利用正则表达式判断一个字符串是否为数字

摘要： publicstaticboolIsNumeric(stringvalue){returnRegex.IsMatch(value,@"^[+-]?\d*[.]?\d*$");}publicstaticboolIsInt(stringvalue){returnRegex.IsMatch(value,@"^[+-]?\d*$");}publicstaticboolIsUnsign(stringvalu... 阅读全文

posted @ 2006-02-07 14:10 TOX 阅读(1021) 评论(0) 推荐(0)