class add 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: addclass jquery

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

Example 3: jquery add class to body

$('body').addClass(newClass);

Example 4: how to add class on the base of has class in jquery

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