Question

How to define prototype method in class with JavaScript

Answer 1

<script type="text/JavaScript">   

class Worker {
  constructor(age, salary) {
    this.age = age;
    this.salary = salary;
  }
  
  get calc() {
    return this.calcYearlySalary();
  }

  calcYearlySalary() {
    return this.salary * 12;
  }
}

const w = new Worker(43, 12900); 

document.write(w.calc);

/*
run:

154800

*/

</script>

 

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