How to add two numbers in Java

This blog posts shows how to add two numbers in Java:

public class Demo {

public static void main(String args[]){
int a = 10;
int b = 20;
int result = add(a,b);
System.out.println("Result is "+result);
}

private static int add(int a,int b){
int result = a+b;
return result;
}
}

Here, we are using the method add to add two numbers. It accepts 2 integer values, adds them and returns the result. You can change the data type/ return value to anything else like long,short, float, double, etc.

If you run the code, the following output will get printed to the console:

Result is 30