swap by reference | C# Online Compiler

swap by reference by kim hoon

using System;

    public class Program //swap by refefence 
    {
        public static void Main(string[] args)
        {
            int a = 5;
            int b = 20;
            //Console.WriteLine("{0}, {1}", a, b);
            Swap(ref a, ref b);
            //Console.WriteLine("{0}, {1}", a, b);

        }
        public static void Swap(ref int a, ref int b)
        {
            Console.WriteLine("{0},{1}", a, b);
            int temp;
            temp = a;
            a = b;
            b = temp;
            Console.WriteLine("{0},{1}", a, b);
        }
    }

​x
 
using System;
​
    public class Program //swap by refefence 
    {
        public static void Main(string[] args)
        {
            int a = 5;
            int b = 20;
            //Console.WriteLine("{0}, {1}", a, b);
            Swap(ref a, ref b);
            //Console.WriteLine("{0}, {1}", a, b);
​
        }
        public static void Swap(ref int a, ref int b)
        {
            Console.WriteLine("{0},{1}", a, b);
            int temp;
            temp = a;
            a = b;
            b = temp;
            Console.WriteLine("{0},{1}", a, b);
        }
    }
​
​

| City/Date  | 2025-02-13 | 2025-02-14 | 2025-02-15 | 2025-02-16 | 2025-02-17 |
|------------|------------|------------|------------|------------|------------|
| Tel Aviv   | 14 C       | 7 C        | 37 C       | 11 C       | 11 C       |
| New York   | 37 C       | 9 C        | 17 C       | 29 C       | 4 C        |
| Washington | 23 C       | 29 C       | 4 C        | 1 C        | 40 C       |
| Madrid     | 31 C       | 33 C       | 1 C        | 33 C       | 5 C        |
| Berlin     | 3 C        | 31 C       | 29 C       | 6 C        | 20 C       |
| London     | 10 C       | 12 C       | 38 C       | 33 C       | 17 C       |

Cached Result
Last Run:	7:48:06 am
Compile:	0.03s
Execute:	0.07s
Memory:	5.02Mb
CPU:	0.1s

View IL Code