how to make a fucntion in java code example

Example 1: java methods

public class MyClass {
  static int myMethod(int x) {
    return 5 + x;
  }

  public static void main(String[] args) {
    System.out.println(myMethod(3));
  }
}
// Returns 8

Example 2: method in java

Method is a collection of statements
which returns a value upon its execution
Method have a return and the method's name may or not be same as the class
name.
Method is invoked explicitly.
Method is not provided by compiler in any case.
Methods are inherited by child classes.