return a function java code example

Example 1: what is return method in java

Return method is for to be able to
continue to work what method retrieves. 
For example if it returns a String.
This means that you can use the returned
value in your code for
further processing.I guess good examples
of such methods are "getters".

Example 2: how to create a function that returns in java

// a method for computing the area of the rectangle
    public int getArea() {
        return width * height;
    }

Example 3: return statement in java

A return statement causes the program control to transfer back to the caller of a method.