Catch System.NullReferenceException : Try Catch « Language Basics « C# / CSharp Tutorial






  1. C# / CSharp Tutorial
  2. Language Basics
  3. Try Catch
using System;

class MainClass
{
   static void Main()
   {
      try { 
      
         string str = null;
         str.ToUpper();
      
      }catch (System.NullReferenceException) { 
      
         Console.WriteLine("catch clause"); 
      
      } finally { 
      
         Console.WriteLine("finally clause"); 
      
      }
   }
}

catch clause
finally clause




1.18.Try Catch
1.18.1.Exception Handling Fundamentals
1.18.2.Exception handling with trying and catching
1.18.3.Handle error gracefully and continue.
1.18.4.Use multiple catch statements.
1.18.5.Use the 'catch all' catch statement.
1.18.6.Use a nested try block.
1.18.7.Catch exception with wrong type inside a function
1.18.8.A try, catch, and finally block without Exception class declaration
1.18.9.How to handle a specific exception
1.18.10.Let the C# runtime system handle the error.
1.18.11.Catch statement without exception variable
1.18.12.Catch System.NullReferenceException