How to Add a Variable to Another Variable in Java

In this example we will show you how to add a variable to another variable in Java.

Source Code

package com.beginner.examples;

public class AddVariable {
  public static void main(String[] args) {
    String str1 = "abc";
    String str2 = "def";
    String str = str1 + str2; // add a variable to another variable
    System.out.println(str);
  }
}

Output:

abcdef