jQuery API – .attr()

Description: Get the value of an attribute for the first element in the set of matched elements.The .attr() method gets the attribute value for only the first element in the matched set. To get the value for each element individually, use a looping construct such as jQuery's .each() or .map() method.

jQuery API – .ajaxComplete()

Description: Register a handler to be called when Ajax requests complete. This is an AjaxEvent.Whenever an Ajax request completes, jQuery triggers the ajaxComplete event. Any and all handlers that have been registered with the .ajaxComplete() method are executed at this time.

jQuery API – .ajaxError()

Description: Register a handler to be called when Ajax requests complete with an error. This is an Ajax Event.

jQuery API – .ajaxSend()

Description: Attach a function to be executed before an Ajax request is sent. This is an Ajax Event.Whenever an Ajax request is about to be sent, jQuery triggers the ajaxSend event. Any and all handlers that have been registered with the .ajaxSend() method are executed at this time.

jQuery API – .ajaxStop()

Description: Register a handler to be called when all Ajax requests have completed. This is an Ajax Event.

jQuery API – .ajaxSuccess()

Description: Attach a function to be executed whenever an Ajax request completes successfully. This is an Ajax Event.

jQuery API – jQuery.param()

Description: Create a serialized representation of an array, a plain object, or a jQuery object suitable for use in a URL query string or Ajax request. In case a jQuery object is passed, it should contain input elements with name/value properties.

jQuery API – .serialize()

Description: Encode a set of form elements as a string for submission.The .serialize() method creates a text string in standard URL-encoded notation. It can act on a jQuery object that has selected individual form controls, such as <input>, <textarea>, and <select>: $( "input, textarea, select" ).serialize();