Exceptions

bero_0401

Aug 18th, 2024

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C# 2.15 KB | Source Code | 0 0

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using data;
namespace CsharpCourse
{
internal class Program
{
static void Main(string[] args)
{
// you must use catch or finally with try
// finally -> always executes
try
{
int x = int.Parse("hello"); // if the exception occurs , it breaks from the try block
Console.WriteLine(Divide(9, 3));
Console.WriteLine(Divide(10, 0));
Console.WriteLine(Divide(10, 2));
}
catch(DivideByZeroException ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine( "Can not divide By zero" ,ex.ToString());
Console.ForegroundColor = ConsoleColor.White;
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine( ex.ToString() );
Console.ForegroundColor = ConsoleColor.White;
}
finally
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("Finally I am here!");
Console.ForegroundColor = ConsoleColor.White;
}
// if you want to make your exception -> throw
try
{
Console.WriteLine("Enter a number with five digits");
string input = Console.ReadLine();
if(input.Length != 5)
{
Console.ForegroundColor = ConsoleColor.Red;
throw new Exception("IT is not a Five-digit number!");
Console.ForegroundColor = ConsoleColor.White;
}
}
finally
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("Try Again Later");
Console.ForegroundColor = ConsoleColor.White;
}
}
static int Divide(int value , int divisor) {
return value/divisor;
}
}
}

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