实用函数- 判断输入的是否是电话号码_asp技巧

Source Code
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******************************************************************************
********************** DO NOT DELETE ****************************************

COPYRIGHT NOTICE: Copyright 2000 Nicholas P. LaDieu, node i internet consulting

This code is free for non-commercial use. Any commercial usage or
duplication requires a licensing agreement from the author who may be
contacted at the following email address: nick@nodei.com

The author assumes no responsibility for any damage caused by the
proper or inproper use of this code.

http://www.nodei.com
********************** DO NOT DELETE ****************************************
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Function IsPhone(X)
Dim FieldOk
FieldOk=True
For i = 1 to len(X)
   If IsNumeric(mid(X, i, 1))=False AND mid(X,i,1)<>"-" AND mid(X,i,1)<>"(" AND mid
(X,i,1)<>")" then
FieldOk=False
    End If
Next
NOW STRIP OUT CHARS AND SEE IF WE HAVE A VALID NUMBER

For I = 1 To Len(X)
strCurrentChar = Mid(X, I, 1)
Numbers (0 to 9)
If Asc("0") <= Asc(strCurrentChar) And Asc(strCurrentChar) <= Asc("9") Then
strTemp = strTemp & strCurrentChar
End If
Upper Case Chars (A to Z)
If Asc("A") <= Asc(strCurrentChar) And Asc(strCurrentChar) <= Asc("Z") Then
strTemp = strTemp & strCurrentChar
End If
Next I
X=strTemp

if len(X)=10 AND Left(X,1)="1" then
FieldOk=False
end if

if len(X)<10 then
FieldOk=False
end if

if len(X)>11 then
FieldOk=False
end if

IsPhone=FieldOk
End Function

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