has class in jquery

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showing results for - "has class in jquery"
Till
04 Apr 2018
1if ($( "#foo" ).hasClass('className')) {
2	$( "#foo" ).removeClass( 'className');
3} else {
4  $( "#foo" ).addClass( 'className');
5}
source
Oonagh
07 Feb 2020
1$("#EL_ID").hasClass("CLASS_NAME");
source
Arlene
31 Sep 2017
1$( "#mydiv" ).hasClass( "foo" )
2
source
Ryad
08 Jan 2019
1jQuery(Selector).hasClass('class_name');
source
Marlon
20 Apr 2017
1if ($(".mydivclass")[0]){
2    // Do something if class exists
3} else {
4    // Do something if class does not exist
5}
6
Aarón
26 Nov 2016
1<!doctype html>
2<html lang="en">
3<head>
4  <meta charset="utf-8">
5  <title>hasClass demo</title>
6  <style>
7  p {
8    margin: 8px;
9    font-size: 16px;
10  }
11  .selected {
12    color: red;
13  }
14  </style>
15  <script src="https://code.jquery.com/jquery-3.5.0.js"></script>
16</head>
17<body>
18 
19<p>This paragraph is black and is the first paragraph.</p>
20<p class="selected">This paragraph is red and is the second paragraph.</p>
21<div id="result1">First paragraph has selected class: </div>
22<div id="result2">Second paragraph has selected class: </div>
23<div id="result3">At least one paragraph has selected class: </div>
24 
25<script>
26$( "#result1" ).append( $( "p" ).first().hasClass( "selected" ).toString() );
27$( "#result2" ).append( $( "p" ).last().hasClass( "selected" ).toString() );
28$( "#result3" ).append( $( "p" ).hasClass( "selected" ).toString() ) ;
29</script>
30 
31</body>
32</html>
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