How to Swap Number in Java

In this example we will show the method to swap number in Java.

Source Code

package com.beginner.examples;

public class SwapNumber {
  public static void main(String[] args){
    int m = 2020;
    int n = 6;
    int k  = n; //temporary variable
    //swap the value
    n = m;
    m = k;
    System.out.println("m = " + m + " and n = " + n);
  }
}

Output:

m = 6 and n = 2020