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System.Exception Namespace

by Manish Tewatia on May 22, 2012

Here i am explaining about System.Exception namespace.
Comments: 0    Views: 2210

Introduction

Exception handling is an important feature of C# language. Exception handling is used for catching the exception which occurred in the programs. In exception handling it provide three features which are given below

  • try block
  • catch block
  • finally 

To handle these exception c# developer provide System.Exception namespace. It provide essential classes and methods which are required to handle exceptions.

Properties of Exception class

  • Data
  • HelpLink
  • HResult
  • InnerException
  • Message
  • Source
  • TargetSite

Example :

using System;
using
System.Collections.Generic;
using
System.Linq;
using
System.Text;
 

namespace
ConsoleApplication1
{
    class
Vipendra
    {
        static void show(string a)
        {
            if (a == null)
            {
                throw new ArgumentNullException();
            }
        }
        static void Main(string[] args)
        {
 
           
try
            {
                string a = null;       
                show(a);              
            }
            catch (Exception e)
            {
                Console.WriteLine("{0} Exception caught.", e);
                Console.ReadLine();
            }
 
           
finally
            {       

                Console.WriteLine("Executing finally block.");
                Console.ReadLine();
               
           }
        }
    }
}

Output :

Clipboard02.jpg

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