How to add class using jQuery

0 votes

I made a small function whose work to do add class in <li> when we clicks on <li>, but I want to remove that if it is already had with <li>.

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
  <head>
    <meta http-equiv="content-type" content="text/html; charset=utf-8">
    <meta name="generator" content="CoffeeCup HTML Editor (www.coffeecup.com)">
    <meta name="created" content="Tue, 22 May 2012 12:39:23 GMT">
    <meta name="description" content="">
    <meta name="keywords" content="">
    <title></title>

    <style type="text/css">
    <!--
    body {
      color:#000000;
      background-color:#FFFFFF;
    }
    a  { color:#0000FF; }
    a:visited { color:#800080; }
    a:hover { color:#008000; }
    a:active { color:#FF0000; }
    -->
    </style>

    <script type="text/javascript" src="http://code.jquery.com/jquery-1.7.2.min.js"></script>

    <script type="text/javascript">

    $(function(){

    $('.main').find('li').each(function(){

    $(this).live('click', function (){

    $(this).addClass('active')

    })

    })

    })

    </script>

  </head>
  <body>

  <ul class="main">
  <li>first</li>

  <li>second</li>
    <li>third</li>
      <li>fourth</li>  

  </ul>

  </body>
</html>

May 31, 2022 in JQuery by Edureka
 • 13,690 points • 3,224 views

1 answer to this question.

0 votes

Add a class name to the first <p> element:

$("button").click(function(){
  $("p:first").addClass("intro");
});
answered Jun 1, 2022 by Edureka
 • 13,690 points

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