Asp实现检测字符串是否为纯字母和数字组合的函数

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<%
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'******************************
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'函数:CheckString(strng)
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'参数:strng,待验证字符串
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'描述:检测字符串是否为纯字母和数字组合
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'示例:CheckString(strng)
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'******************************
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Function CheckString(strng)
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CheckString = true
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Dim regEx, Match
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Set regEx = New RegExp
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regEx.Pattern = “1+$”
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regEx.IgnoreCase = True
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Set Match = regEx.Execute(strng)
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if match.count then CheckString= false
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End Function
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'******************************
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'函数:CheckChinese(strng)
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'参数:strng,待验证字符
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'描述:检测是否为中文字符,返回值:中文为true,否则false
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'示例:CheckChinese(strng)
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‘******************************
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Function CheckChinese(strng)
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CheckChinese = true
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Dim regEx, Match
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Set regEx = New RegExp
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regEx.Pattern = "||#|&|?|@|%|*|/|.|,|;|’|:|-|_|+|^|""|=|<|>|\ "
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regEx.IgnoreCase = True
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Set Match = regEx.Execute(strng)
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if match.count then CheckChinese= false
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End Function
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%>
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