THE WORLD'S LARGEST WEB DEVELOPER SITE
×

JS Tutorial

JS HOME JS Introduction JS Where To JS Output JS Syntax JS Statements JS Comments JS Variables JS Operators JS Arithmetic JS Assignment JS Data Types JS Functions JS Objects JS Scope JS Events JS Strings JS String Methods JS Numbers JS Number Methods JS Math JS Random JS Dates JS Date Formats JS Date Methods JS Arrays JS Array Methods JS Array Sort JS Booleans JS Comparisons JS Conditions JS Switch JS Loop For JS Loop While JS Break JS Type Conversion JS Bitwise JS RegExp JS Errors JS Debugging JS Hoisting JS Strict Mode JS Style Guide JS Best Practices JS Mistakes JS Performance JS Reserved Words JS Versions JS JSON

JS Forms

JS Forms Forms API

JS Objects

Object Definitions Object Properties Object Methods Object Prototypes

JS Functions

Function Definitions Function Parameters Function Invocation Function Closures

JS HTML DOM

DOM Intro DOM Methods DOM Document DOM Elements DOM HTML DOM CSS DOM Animations DOM Events DOM Event Listener DOM Navigation DOM Nodes DOM Collections DOM Node Lists

JS Browser BOM

JS Window JS Screen JS Location JS History JS Navigator JS Popup Alert JS Timing JS Cookies

JS AJAX

AJAX Intro AJAX XMLHttp AJAX Request AJAX Response AJAX XML File AJAX PHP AJAX ASP AJAX Database AJAX Applications AJAX Examples

JS JSON

JSON Intro JSON Syntax JSON vs XML JSON Data Types JSON Objects JSON Arrays JSON Parse JSON Stringify JSON PHP JSON HTML JSON JSONP

JS Examples

JS Examples JS HTML DOM JS HTML Input JS HTML Objects JS HTML Events JS Browser JS Quiz JS Certificate

JS References

JavaScript Objects HTML DOM Objects


AJAX Examples


Try it Yourself - Examples

Simple Examples

A simple AJAX example
Create a simple XMLHttpRequest, and retrieve data from a TXT file.

An AJAX example with a callback function
Create a XMLHttpRequest with a callback function, and retrieve data from a TXT file.

Examples explained


Request Header Information

Retrieve all header information of a resource (file)

Retrieve specific header information of a resource (file)

Examples explained


Request XML Files

Load an XML file with AJAX
Create an XMLHttpRequest to retrieve data from an XML file.

Retrieve the content of an XML file
Create an XMLHttpRequest to retrieve data from an XML file and display the data in an HTML table.

Examples explained



Retrieve Server Data with PHP and ASP

Retrieve the content of a PHP file
How a web page can communicate with a web server while a user type characters in an input field.

Retrieve the content of an ASP file
How a web page can communicate with a web server while a user type characters in an input field.

Examples explained


Retrieve Database Information

Retrieve content from a database
How a web page can fetch information from a database with AJAX.

Examples explained


AJAX Applications

View an XML CD catalog
Display XML data in an HTML table
Show XML data inside an HTML div element
Navigate through XML nodes
A simple CD catalog application

Examples explained