jquuery remove by class code example

Example 1: jquery remove and add class

$( "#foo" ).toggleClass( 'className', addOrRemoveOptional );

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

Example 2: jquery remove multiple classes

$("element").removeClass("class1 class2");
//One or more CSS classes to remove from the elements,
//these are separated by spaces.

Example 3: jquery remove multiple class

$("p").removeClass("blue under");