The ajax() method is used to perform an AJAX request. All jQuery AJAX methods use the ajax() method. This video teach you how to use AJAX with jQuery in PHP to submit data in Database. Industrial Training & Coaching Insitutes in Kurukshetra | Web development | Training | Live Training | Computer Courses | Career in Web Development | Full Stack Courses in kuruksehtra | Mobile App Development | Best Coaching Insitituete in Kurukshetra | Best Trainers with great experiences.