55 lines
1.3 KiB
Plaintext
55 lines
1.3 KiB
Plaintext
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<%
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Private Function CBit(ByVal variantIn)
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Dim re, bTest, bOut
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bOut = Null
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On Error Resume Next
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Set re = New RegExp
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With re
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.Global = False
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.IgnoreCase = True
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.Pattern = "^([A-Z-_d]+)$"
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bTest = .test(variantIn)
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End With
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Set re = Nothing
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If Err Then bTest = False
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On Error GoTo 0
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If IsNull(bOut) And bTest Then
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'alpha-numeric
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Select Case CStr(LCase(Trim(variantIn)))
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Case "on", "true", "y", "t"
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bOut = 1
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Case "off", "false", "n", "f", ""
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bOut = 0
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End Select
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End If
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If IsNull(bOut) And IsNumeric(variantIn) Then
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On Error Resume Next
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variantIn = CLng(variantIn)
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If Err Then
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bOut = 0
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Else
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If variantIn > 0 Then _
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bOut = 1 Else bOut = 0
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End If
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On Error GoTo 0
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End If
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If IsNull(bOut) And (IsNull(variantIn) Or _
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IsEmpty(variantIn) Or IsArray(variantIn)) Then bOut = 0
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If IsNull(bOut) And IsObject(variantIn) Then
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If variantIn Is Nothing Then _
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bOut = 0 Else bOut = 1
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End If
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If IsNull(bOut) Then bOut = 0
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CBit = bOut
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End Function
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%>
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