Static Methods.js

export class MyClass {
  static add(num1, num2) {
    return num1 + num2;
  }
  
  subtract(num1, num2) {
    return num1 - num2;
  }
}

// MyClass.add(1,2) returns 3
// MyClass.subtract(1,2) gives an error because you need to call new MyClass() before calling the subtract method.
// new MyClass().subtract(1,2) should return -1