VBScript ip2long function

A VBScript equivalent of PHP’s ip2long

Function ip2long( ip_address )

    ip2long = false

    If preg_match("/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/",ip_address,",",") Then
        Dim parts
        parts = Split(ip_address,".")
        ip2long = parts(0) * pow(256,3) + _
                  parts(1) * pow(256,2) + _
                  parts(2) * pow(256,1) + _
                  parts(3) * pow(256,0)
    End If

End Function

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Other PHP functions in the network extension