asp CutStrX字符串截取函数(过滤全部HTML标记)

复制代码 代码如下:

Function CutStrX(ByVal Str,ByVal StrLen)

Dim l,t,c,i,r

'过滤全部HTML标记

Set r=New RegExp

r.Global=True

r.MultiLine=True

r.Pattern="(</?[A-Za-z][A-Za-z0-9]*[^>]*>)"

str=r.Replace(str," ")

Set r=Nothing

l=Len(str)

t=0

For i=1 To l

c=AscW(Mid(str,i,1))

If c<0 Or c>255 Then t=t+2 Else t=t+1

IF t>=StrLen Then

CutStrX=Left(Str,i)&"..."

Exit For

Else

CutStrX=Str

End If

Next

End Function