C# Exception Exception()

Description

Exception Exception() initializes a new instance of the Exception class.

Syntax

Exception.Exception() has the following syntax.


public Exception()

Example

The following code example derives an Exception that uses a predefined message.


using System;//from  ww w  . j  a va2s .co m

class NotEvenException : Exception
{
    public NotEvenException( ) :
        base( "The argument to a function requiring " +
            "even input is not divisible by 2." )
    { }
}

class NewExceptionDemo 
{
    public static void Main() 
    {
        try{
            throw new Exception( );
            throw new NotEvenException( );
        }
        catch( Exception ex )
        {
            Console.WriteLine( ex.ToString( ) );
        }
    }
}

The code above generates the following result.