長留裕平のブログ

using System;

namespace array3
{
internal class Program
{
static void Main(string[] args)
{
string[] weekDays =
{ “sun”, “Mon”, “Tue” , “Wed”, “Thu”, “Fri” , “Sat”};

        for(int i = 0; i < weekDays.Length; i++)
        {
            Console.WriteLine(weekDays[i]);
        }

        foreach(string s in weekDays)
        {
            Console.WriteLine(s);
        }

        int[] a = { 1, 2, 3 };
        int sum = 0;
        for(int i = 0; i < a.Length; i++)
        {
            sum += a[i];
        }
        Console.WriteLine(sum);
    }
}

}

using System;

namespace array1
{
internal class Program
{
static void Main(string[] args)
{
int[] array = new int[10];

        //代入
        array[0] = 1;
        array[1] = 2;

        Console.WriteLine(array[0] + array[1]);
    }
}

}

using System;

namespace overflow
{
internal class Program
{
static void Main(string[] args)
{
try
{
short a = short.MaxValue;
Console.WriteLine(a);

            a++;
            Console.WriteLine(a);
        }
        catch(Exception e)
        {
            Console.WriteLine(e.Message);
        }
    }
}

}

using System;

namespace exception8
{
internal class Program
{
static void Main(string[] args)
{
try
{
try
{
int[] a = new int[3];

                a[0] = 1;
                a[5] = 2;
            }
            catch (Exception)
            {
                Console.WriteLine("最初の捕捉");
                throw;
            }
        }
        catch (Exception e)
        {
            Console.WriteLine("外側の捕捉");
            Console.WriteLine(e.Message);
        }
    }
}

}