ASP UTF-8 code to intercept and get the length function _ Application techniques

Source: Internet
Author: User
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'************************************
' Intercept literal length function, support UTF-8
' Input parameters:
' 1, text content
' 2, text maximum length
'************************************
Public Function Cut_title (Title,tlen)
Dim K,i,d,c
Dim ISTR
Dim Fortotal

If CDBL (Tlen) > 0 Then
K=0
D=strlen (Title)
Istr= ""
Fortotal = Len (Title)

For I=1 to Fortotal
C=abs (ASCW) (Mid (title,i,1))
If c>255 Then
K=k+2
Else
K=k+1
End If

Istr=istr&mid (title,i,1)

If CLng (k) >clng (Tlen) Then
Istr=istr "..."
Exit for
End If
Next

Cut_title=istr
Else
Cut_title= ""
End If
End Function

'*******************************
' Detect literal length function, support UTF-8
' Input parameters:
' 1, text content
'*******************************
Public Function StrLen (strText)
Dim K,i,c
Dim Fortotal

K=0
Fortotal = Len (StrText)

For I=1 to Fortotal
C=abs (ASCW) (Mid (strtext,i,1))
If c>255 Then
K=k+2
Else
K=k+1
End If
Next
Strlen=k

End Function
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