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Last Updated : 23 Jul, 2025

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AJAX is a technique, not a programming language that is used by developers to make websites behave like desktop applications. It operates on the client-side for creating asynchronous web applications. AJAX is a group of technologies that uses a number of web technologies for creating a set of web development techniques.

jQuery provides various methods for AJAX functionality. There are some jQuery AJAX methods that are used to request text, HTML, XML, or JSON from a remote server using both HTTP Get and HTTP Post.

Syntax:

$.ajax_method(parameter1, parameter2, ..)

Example: This example use param() method to create serialized representation of an object.

HTML

<!DOCTYPE html>
<html>
<head>
    <title>
        jQuery param() Method
    </title>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js">
    </script>
</head>
<body style="text-align:center;">
    <h1 style="color:green;">
        GeeksForGeeks
    </h1>
    <h2>jQuery param() Method</h2>
    <button>Click</button>
    <div></div>
    <!-- Script using param() method -->
    <script>
        $(document).ready(function() {
            
            personObj = new Object();
            
            personObj.Firstword = "Geeks";
            personObj.Secondword = "For";
            personObj.Thirdword = "Geeks";
            personObj.Wordcolor = "Green";
            
            $("button").click(function() {
                $("div").text($.param(personObj));
            });
        });
    </script>
</body>
</html>

Output:

jQuery AJAX Method Complete Reference:

Methods	Description
ajax()	Perform an AJAX request or asynchronous HTTP request.
ajaxSetup()	Set the default values for future AJAX requests.
get()	Loads data from the server by using the GET HTTP request.
getJSON()	Fetches JSON-encoded data from the server using a GET HTTP request.
parseJSON()	Takes a well-formed JSON string and returns the resulting JavaScript value.
getScript()	Run a JavaScript using AJAX HTTP GET request.
param()	Create a serialized representation of an object.
post()	Returns an XMLHttpRequest object.
ajaxComplete()	Specify a function to be run when an AJAX request completes.
ajaxError()	Specify a function to be run when an AJAX request fails.
ajaxSend()	Specify the function to be run when an AJAX request is about to send.
ajaxStart()	Specify a function to be run when an AJAX request starts.
ajaxStop()	Specify a function to be run when AJAX requests have been completed.
ajaxSuccess()	Specify the function to be run when an AJAX request is completed successfully.
load()	It is a simple but very powerful AJAX method.
serialize()	Create a text string in standard URL-encoded notation.
serializeArray()	Create a JavaScript array of objects that is ready to be encoded as a JSON string.

jQuery Properties Complete Reference

Vishal_Khoda

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