Int32.Parse Method Converts string to 32-bit signed integer equivalent.
Module ParseInt32 Public Sub Main() Convert(" +809 ") End Sub Private Sub Convert(value As String) Try Dim number As Integer = Int32.Parse(value) Console.WriteLine("Converted '{0}' to {1}.", value, number) Catch e As FormatException Console.WriteLine("Unable to convert '{0}'.", value) End Try End Sub End Module