jQuery addClass example

Change class name on click in jQuery

by Tân Nguyễn

HTML

<div id="banner-message">
  <p>Hello World</p>
  <button>Change color</button>
</div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

JavaScript

let $ = (function () {
	let func3 = function () {
  	alert('this is Function3');
  };

	class $ {
  	set function3(value) {
    console.log('value', value)
    	return func3;
    }
    get function3() {
    	return func3;
    }
    foo() {
    return 'bar';
    }
  }
  
  return $;
}());
console.log($.foo)
$.function3 = 'foo';
//$.function3();