jquery remove class

                                    $("#div1").on("click", function () {
    if ($(this).hasClass("active")) {
      setTimeout(function () {
        $("#div1").removeClass("active");
      }, 10);
    }
  });

                                    $("button").click(function(){
  $("p").removeClass("intro");
 });
//Html code example:
<p class="red highlight">test1</p>
<p class="red highlight marked">test2</p>
<p class="red highlight">test3</p>
<p class="red highlight">test4</p>

// remove all highlight class from p tag
<script>
	$( "p" ).removeClass( "highlight" )
</script>
// example $(element).removeClass( "myClass yourClass" )

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

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

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

                                    //Remove this same line after copying
Basic Syntax:
$(element).removeClass( "myClass yourClass" )
-------------------------------------------------------------------------------------
  
Html code example:
<p class="red highlight">test1</p>
<p class="red highlight marked">test2</p>
<p class="red highlight">test3</p>
<p class="red highlight">test4</p>

// remove all highlight class from p tag
<script>
	$( "p" ).removeClass( "highlight" )
</script>

// output after execution of this code
<p class="red">test1</p>
<p class="red marked">test2</p>
<p class="red">test3</p>
<p class="red">test4</p>