contains class in jquery code example
Example 1: jquery hasclass
if ($( "#foo" ).hasClass('className')) {
$( "#foo" ).removeClass( 'className');
} else {
$( "#foo" ).addClass( 'className');
}
Example 2: jquery hasclass
jQuery(Selector).hasClass('class_name');
Example 3: if element has class jquery
if ($(".mydivclass")[0]){
// Do something if class exists
} else {
// Do something if class does not exist
}