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.");
}
}
}
class Program
{
static void Main(string[] args)
{
try
{
Console.WriteLine("Enter a number: ");
var num = int.parse(Console.ReadLine());
Console.WriteLine($"Squre of {num} is {num * num}");
}
catch(Exception ex)
{
Console.Write("Error info:" + ex.Message);
}
finally
{
Console.Write("Re-try with a different number.");
}
}
}
class Program
{
static void Main(string[] args)
{
try
{
Console.WriteLine("Enter a number: ");
var num = int.parse(Console.ReadLine());
Console.WriteLine($"Squre of {num} is {num * num}");
}
catch
{
Console.Write("Error occurred.");
}
finally
{
Console.Write("Re-try with a different number.");
}
}
}
static void Main(string[] args)
{
FileInfo file = null;
try
{
Console.Write("Enter a file name to write: ");
string fileName = Console.ReadLine();
file = new FileInfo(fileName);
file.AppendText("Hello World!")
}
catch(Exception ex)
{
Console.WriteLine("Error occurred: {0}", ex.Message );
}
finally
{
// clean up file object here;
file = null;
}
}