Convert.ToBoolean (String) converts string to Boolean equivalent.
Module BooleanConversion Public Sub Main() ConvertToBoolean(String.Empty) ConvertToBoolean("true") ConvertToBoolean("TrueString") ConvertToBoolean("False") ConvertToBoolean(" false ") ConvertToBoolean("-1") ConvertToBoolean("0") End Sub Private Sub ConvertToBoolean(value As String) Try Console.WriteLine("Converted '{0}' to {1}.", value,Convert.ToBoolean(value)) Catch e As FormatException Console.WriteLine("Unable to convert '{0}' to a Boolean.", value) End Try End Sub End Module