What is the means of exception in .Net code example
Example 1: exception in asp.net c#
try
{
}
catch
{
}
catch (NullReferenceException nullEx)
{
Console.WriteLine(nullEx.Message);
}
catch (InvalidCastException inEx)
{
Console.WriteLine(inEx.Message);
}
Example 2: exception in asp.net c#
class Program
{
static void Main(string[] args)
{
Console.Write("Please enter a number to divide 100: ");
try
{
int num = int.Parse(Console.ReadLine());
int result = 100 / num;
Console.WriteLine("100 / {0} = {1}", num, result);
}
catch(DivideByZeroException ex)
{
Console.Write("Cannot divide by zero. Please try again.");
}
catch(InvalidOperationException ex)
{
Console.Write("Invalid operation. Please try again.");
}
catch(FormatException ex)
{
Console.Write("Not a valid format. Please try again.");
}
catch(Exception ex)
{
Console.Write("Error occurred! Please try again.");
}
}
}