asp.net 按字节检查包含全半角的文字 |
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本文标签：asp.net,字节检查,全半角 ------------------------------------------------------------------------ <summary> 文字列長检查（按字节检查） </summary> <param name="argStrControl">文字列</param> <param name="argLength">文字列長</param> <returns>True - , False - </returns> <remarks></remarks> ------------------------------------------------------------------------ Public Shared Function CheckControlLength(ByVal argStrControl As String, _ Optional ByVal argLength As Integer = 0) As Boolean NULL If String.IsNullOrEmpty(argStrControl) Then Return True End If 文字列長 Dim iLength As Integer = 0 iLength = pEncoding.GetBytes(argStrControl).Length() 文字列長检查 If argLength < iLength Then Return False End If Return True End Function |
