Answers for "jquery test if element has class"

jquery hasclass

if ($( "#foo" ).hasClass('className')) {
	$( "#foo" ).removeClass( 'className');
} else {
  $( "#foo" ).addClass( 'className');
}

Posted by: Guest on July-01-2020

jquery hasclass

$( "#mydiv" ).hasClass( "foo" )

Posted by: Guest on March-26-2020

Source

jQuery check if class contains any element

jQuery(function ($) {
	if ($(".className").length == 0) {
		$(".element").removeAttr("style").hide();
	}else{
		$(".element").removeAttr("style").show();
	}	
});

Posted by: Guest on September-07-2021

jquery hasclass

jQuery(Selector).hasClass('class_name');

Posted by: Guest on July-08-2020

Source

how to add class on the base of has class in jquery

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>addClass demo</title>
  <style>
  p {
    margin: 8px;
    font-size: 16px;
  }
  .selected {
    color: blue;
  }
  .highlight {
    background: yellow;
  }
  </style>
  <script src="https://code.jquery.com/jquery-3.5.0.js"></script>
</head>
<body>
 
<p>Hello</p>
<p>and</p>
<p>Goodbye</p>
 
<script>
$( "p" ).last().addClass( "selected" );
</script>
 
</body>
</html>

Posted by: Guest on October-09-2020

Source