Simple generate calculator on HTML by jQuery. This repository is made for zipline of FreeCodeCamp.
Installation
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<script type="text/javascript" src="path/to/jquery.calculator.js"></script>
<link rel="stylesheet" type="text/css" href="path/to/jquery.calculator.css">How to use
$("#calculator").calculator();