jQuery ajaxSend() Method
Last Updated :
12 Jul, 2023
The ajaxSend() method in jQuery is used to specify the function to be run when an AJAX request is about to send.
Syntax:
$(document).ajaxSend( function(event, xhr, options) )
Parameters:
This method accepts a single parameter function which is mandatory. The function accepts three parameters as mentioned above and described below:
- event: It holds the event object.
- xhr: It holds the XMLHttpRequest object.
- options: It holds the used options in AJAX requests.
The demo.txt file stored on server and it will load after clicking the change content button.
demo.txt:
This is GFG.
Example 1: This example changes the content of <p> element, by taking the data from server. When the AJAX request is ready to send, the page says AJAX request is about to send.
html
<!DOCTYPE html>
< html >
< head >
< script src =
</ script >
< script >
$(document).ready(function () {
$(document).ajaxSend(function () {
alert("AJAX request is about to send");
});
$("button").click(function () {
$("#paragraph").load("demo.txt");
});
});
</ script >
</ head >
< body style = "text-align:center;" >
< div id = "div_content" >
< h1 style = "color: green;" >
GeeksforGeeks
</ h1 >
< p id = "paragraph" style = "font-size: 20px;" >
A computer science portal for geeks
</ p >
</ div >
< button >
Change Content
</ button >
</ body >
</ html >
|
Output:
Example 2: This example changes the content of <h1> element, by taking the data from the server. When the AJAX request is ready to send, the page says AJAX request is about to send.
html
<!DOCTYPE html>
< html >
< head >
< script src =
</ script >
< script >
$(document).ready(function () {
$(document).ajaxSend(function () {
alert("AJAX request is about to send");
});
$("button").click(function () {
$("#heading").load("demo.txt");
});
});
</ script >
</ head >
< body style = "text-align:center;" >
< div id = "div_content" >
< h1 id = "heading"
style = "color: green;" >
GeeksforGeeks
</ h1 >
< p style = "font-size: 20px;" >
A computer science portal for geeks
</ p >
</ div >
< button >
Change Content
</ button >
</ body >
</ html >
|
Output:
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