Check OverflowException for long : Predefined Exception « Language Basics « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Language Basics
3. Predefined Exception

using System;

class MainClass
{
  static void Main(string[] args)
  {
    int MyInt = 12345000;
    long MyLong = MyInt;
    
    try
    {
      long c = checked(MyLong * 5000000);
    }
    catch (OverflowException e)
    {
      Console.WriteLine(e);
    }

  }

}