jQuery JavaScript Library

8.

AJAX (Asynchronous JavaScript and XML)

8.1.

Introduction to AJAX in jQuery

8.1.1.

Overview of AJAX Concepts

8.1.2.

Benefits of Using jQuery for AJAX

8.1.3.

Same-Origin Policy

8.2.

Shorthand Methods

8.2.1.

`.load()` Method

8.2.1.1.

Loading HTML Fragments

8.2.1.2.

Callback Functions

8.2.1.3.

8.2.2.

`$.get()` Method

8.2.3.

`$.post()` Method

8.2.4.

`$.getJSON()` Method

8.2.5.

`$.getScript()` Method

8.3.

The Core `$.ajax()` Method

8.3.1.

Key Configuration Options

8.3.1.1.

8.3.1.2.

`method` Option

8.3.1.3.

8.3.1.4.

`dataType` Option

8.3.1.5.

`contentType` Option

8.3.1.6.

`timeout` Option

8.3.1.7.

`headers` Option

8.3.1.8.

8.3.1.9.

8.3.2.

Callback Options

8.3.2.1.

`success` Callback

8.3.2.2.

`error` Callback

8.3.2.3.

`complete` Callback

8.3.2.4.

`beforeSend` Callback

8.3.3.

Handling AJAX Responses

8.3.3.1.

Success and Error Callbacks

8.3.3.2.

HTTP Status Codes

8.3.3.3.

Response Data Types

8.4.

8.4.1.

Working with JSON

8.4.1.1.

Parsing JSON Responses

8.4.1.2.

Sending JSON Data

8.4.2.

Working with XML

8.4.2.1.

Parsing XML Responses

8.4.3.

Working with HTML

8.4.3.1.

Inserting HTML Responses

8.4.4.

Serializing Data for Requests

8.4.4.1.

`.serialize()` Method

8.4.4.2.

`.serializeArray()` Method

8.4.4.3.

`$.param()` Method

8.5.

Global AJAX Event Handlers

8.5.1.

`.ajaxStart()` Method

8.5.2.

`.ajaxStop()` Method

8.5.3.

`.ajaxComplete()` Method

8.5.4.

`.ajaxSuccess()` Method

8.5.5.

`.ajaxError()` Method

8.5.6.

`.ajaxSend()` Method

8.6.

AJAX Security Considerations

8.6.1.

Cross-Origin Requests

8.6.2.

8.6.3.

Data Validation and Sanitization

8.6.4.

CSRF Protection

8.7.

AJAX Best Practices

8.7.1.

Error Handling Strategies

8.7.2.

User Feedback During Requests

8.7.3.

Request Caching

8.7.4.

Request Throttling

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