Version 1.5

All the aspects of the API that were added, or had a new signature added, in the corresponding version of jQuery.

jQuery 1.5 also includes a large rewrite of the Ajax module, which has a number of extensibility improvements. You can find out more about those improvements in the Extending Ajax documentation.

Additionally jQuery 1.5 includes a new Deferred callback management system you can learn more about in in the Deferred Object documentation.

jQuery.ajax()
Low-Level Interface
Perform an asynchronous HTTP (Ajax) request.
jQuery.ajaxPrefilter()
New in 1.5! Low-Level Interface
Handle custom Ajax options or modify existing options before each request is sent and before they are processed by $.ajax().
.clone()
Copying
Create a deep copy of the set of matched elements.
deferred.done()
New in 1.5! Deferred Object
Add handlers to be called when the Deferred object is resolved.
deferred.fail()
New in 1.5! Deferred Object
Add handlers to be called when the Deferred object is rejected.
deferred.isRejected()
New in 1.5! Deferred Object, Deprecated
Determine whether a Deferred object has been rejected.
deferred.isResolved()
New in 1.5! Deferred Object, Deprecated
Determine whether a Deferred object has been resolved.
deferred.promise()
New in 1.5! Deferred Object
Return a Deferred's Promise object.
deferred.reject()
New in 1.5! Deferred Object
Reject a Deferred object and call any failCallbacks with the given args.
deferred.rejectWith()
New in 1.5! Deferred Object
Reject a Deferred object and call any failCallbacks with the given context and args.
deferred.resolve()
New in 1.5! Deferred Object
Resolve a Deferred object and call any doneCallbacks with the given args.
deferred.resolveWith()
New in 1.5! Deferred Object
Resolve a Deferred object and call any doneCallbacks with the given context and args.
deferred.then()
New in 1.5! Deferred Object
Add handlers to be called when the Deferred object is resolved or rejected.
jQuery.get()
Shorthand Methods
Load data from the server using a HTTP GET request.
jQuery.getJSON()
Shorthand Methods
Load JSON-encoded data from the server using a GET HTTP request.
jQuery.getScript()
Shorthand Methods
Load a JavaScript file from the server using a GET HTTP request, then execute it.
jQuery.hasData()
New in 1.5! Data
Determine whether an element has any jQuery data associated with it.
jQuery.parseXML()
New in 1.5! Utilities
Parses a string into an XML document.
jQuery.post()
Shorthand Methods
Load data from the server using a HTTP POST request.
jQuery.sub()
New in 1.5! Core, Deprecated
Creates a new copy of jQuery whose properties and methods can be modified without affecting the original jQuery object.
jQuery.when()
New in 1.5! Core, Deferred Object
Provides a way to execute callback functions based on one or more objects, usually Deferred objects that represent asynchronous events.

jQuery API

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