how to add class to element in jquery code example

Example 1: jquery add class

$('some_element').addClass('some-class');

// You can add more than one class at one time
$('some_element').addClass('some-class another-class yet-another-class');

// Even thought jQuery allows you to do this
$('some_element').addClass('some-class').addClass('another-class').addClass('yet-another-class');

// That would be really wasteful, think of the planet!
// But more importantly, your RAM
// oh and those poor folks who be viewing your website

Example 2: jquery addclass

$("#elem").addClass("classname");

Example 3: addclass jquery

$( "p" ).addClass( "selected highlight" );

Example 4: addclass jquery

$( "p" ).addClass( "myClass yourClass" );

Example 5: how to add class on the base of has class in jquery

$( "ul li" ).addClass(function( index ) {
  return "item-" + index;
});