jQuery ajaxSetup() Method Last Updated : 12 Jul, 2023 Comments Improve Suggest changes Like Article Like Report The ajaxSetup() method in jQuery is used to set the default values for future AJAX requests. Syntax: $.ajaxSetup( {name:value, name:value, ... } )Parameters: type: It is used to specify the type of request.url: It is used to specify the URL to send the request to.username: It is used to specify a username to be used in an HTTP access authentication request.xhr: It is used for creating the XMLHttpRequest object.async: It's default value is true. It indicates whether the request should be handled asynchronously or not.beforeSend(xhr): It is a function that is to be run before the request is sent.dataType: The data type expected of the server response.error(xhr, status, error): It is used to run if the request fails.global: It's default value is true. It is used to specify whether or not to trigger global AJAX event handles for the request.ifModified: It's default value is false. It is used to specify whether a request is only successful if the response has changed since the last request.jsonp: A string overriding the callback function in a jsonp request.jsonpCallback: It is used to specify a name for the callback function in a jsonp request.cache: It's default value is true. It indicates whether the browser should cache the requested pages.complete(xhr, status): It is a function that is to be run when the request is finished.contentType: It's default value is: "application/x-www-form-urlencoded" and it is used when data send to the server.context: It is used to specify the "this" value for all AJAX-related callback functions.data: It is used to specify data to be sent to the server.dataFilter(data, type): It is used to handle the raw response data of the XMLHttpRequest.password: It is used to specify a password to be used in an HTTP access authentication request.processData: It's default value is true. It is used to specify whether or not data sent with the request should be transformed into a query string.scriptCharset: It is used to specify the charset for the request.success(result, status, xhr): It is to be run when the request succeeds.timeout: It is the local timeout for the request. It is measured in terms of milliseconds.traditional: It is used to specify whether or not to use the traditional style of param serialization.Example 1:This example uses ajaxSetup() method to call data from other files. geeks1_data.txt: This text file is called within an HTML file. Welcome to GeeksforGeeksgfg.html html <!DOCTYPE html> <html> <head> <title>jQuery ajaxSetup() Method</title> <script src= "https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"> </script> <script> $(document).ready(function () { $("li:parent").css("background-color", "green"); }); </script> </head> <body style="text-align:center;"> <h1 id="geeks1" style="color:green"> GeeksForGeeks </h1> <h2 id="geeks2"> jQuery ajaxSetup() Method </h2> <h3></h3> <button>Click</button> <!-- Script to use ajaxSetup() method --> <script> $(document).ready(function () { $("button").click(function () { $.ajaxSetup({ url: "geeks1_data.txt", success: function (result) { $("h3").html(result); } }); $.ajax(); }); }); </script> </body> </html> Output: Example 2: This example illustrates ajaxSetup() method. html <!DOCTYPE html> <html> <head> <title>jQuery ajaxSetup() Method</title> <script src= "https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"> </script> <script> $(document).ready(function () { $("li:parent").css("background-color", "green"); }); </script> </head> <body style="text-align:center;"> <h1 id="geeks1" style="color:green"> GeeksForGeeks </h1> <h2 id="geeks2"> jQuery ajaxSetup() Method </h2> <button>Click</button> <!-- Script to use jQuery ajaxSetup() Method --> <script> $(document).ready(function () { $("button").click(function () { $.ajaxSetup({ url: "geek2_dat.txt", error: function (xhr) { alert("Error: " + xhr.status + " " + xhr.statusText); } }); $.ajax(); }); }); </script> </body> </html> Output: other files Comment More infoAdvertise with us Next Article jQuery | get() Method S SHUBHAMSINGH10 Follow Improve Article Tags : Web Technologies JQuery jQuery-AJAX Similar Reads jQuery ajax() Method The jQuery ajax() method is used to perform asynchronous HTTP requests, allowing you to load data from a server without reloading the webpage. 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