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Java program to overload main() method

Learn how to overload main() method in Java?
Submitted by Nidhi, on March 22, 2022

Problem statement

In this program, we will overload the main() method by creating 3 methods with a different number of arguments.

Source Code

The source code to overload the main() method is given below. The given program is compiled and executed successfully.

// Java program to overload main() method

public class Main {
  public static void main(int num) {
    System.out.println("Method with integer argument: " + num);
  }

  public static void main(String str) {
    System.out.println("Method with String argument: " + str);
  }

  public static void main(String[] args) {
    System.out.println("Method with String[] argument.");

    main(10);
    main("Hello");
  }
}

Output

Method with String[] argument.
Method with integer argument: 10
Method with String argument: Hello

Explanation

In the above program, we created a Main class that contains 3 overloaded main() methods with a specified different number of arguments. Here, method with string[] argument is an entry point for the program, here we called the overloaded method and printed the result.

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