jQuery toggleClass example
Toggle class name on click in jQuery
by aarkuo17
HTML
<ul id='ul'>
<li>HAHA</li>
</ul>
<input type='button' value='Click me' id='btn'>JavaScript
var $btn = $('#btn');
/* document.write($btn.val()); */
$btn.click(function(){
//document.write(this.value);
var li = '<li>one</li>'; //HTML
var li1 = document.createElement('li'); //DOM
li1.textContent = 'two';
var $li2 = $("<li></li>").text("three"); //Jquery
$("#ul").append(li, li1, $('ul li'), $li2);
});