Calculator

by jddevight

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<html>

<body>
  <div id="result">
  
  </div>
</body>
</html>

JavaScript

class Calculator {

	showResult(value) {
  	$("#result").text(value);
  }
  
	add(num1, num2) {
  	this.showResult(num1 + num2);
  }
  
  subtract(num1, num2) {
  	this.showResult(num1 - num2);
  }
}

var calc = new Calculator();

calc.add(1, 2);

setTimeout(function () {
	calc.subtract(5, 3);
}, 3000);