Parse string to Integer
Imports System.Globalization Module Example Public Sub Main() Dim string1 As String = "9999" Try Dim number1 As Integer = Int32.Parse(string1) Console.WriteLine(number1) Catch e As OverflowException Console.WriteLine("'{0}' is out of range of a 32-bit integer.", string1) Catch e As FormatException Console.WriteLine("The format of '{0}' is invalid.", string1) End Try End Sub End Module