Convert.ToInt64 (Boolean) converts Boolean value to 64-bit signed integer.
Module Example Public Sub Main() Dim falseFlag As Boolean = False Dim trueFlag As Boolean = True Console.WriteLine("{0} converts to {1}.", falseFlag, _ Convert.ToInt64(falseFlag)) Console.WriteLine("{0} converts to {1}.", trueFlag, _ Convert.ToInt64(trueFlag)) End Sub End Module