Tutorials Point


  jQuery Tutorial
  jQuery UI
  jQuery References
  jQuery Resources
  Selected Reading

Copyright © 2014 by tutorialspoint



  Home     References     Discussion Forums     About TP  

post( url, data, callback, type ) Method


previous next AddThis Social Bookmark Button


Advertisements

Description:

The jQuery.post( url, [data], [callback], [type] ) method loads a page from the server using a POST HTTP request.

The method returns XMLHttpRequest object.

Syntax:

Here is the simple syntax to use this method:

$.post( url, [data], [callback], [type] )

Parameters:

Here is the description of all the parameters used by this method:

  • url: A string containing the URL to which the request is sent

  • data:: This optional parameter represents key/value pairs or the return value of the .serialize() function that will be sent to the server.

  • callback:: This optional parameter represents a function to be executed whenever the data is loaded successfully.

  • type:: This optional parameter represents a type of data to be returned to callback function: "xml", "html", "script", "json", "jsonp", or "text".

Example:

Assuming we have following PHP content in /jquery/result.php file:

<?php
if( $_REQUEST["name"] )
{
   $name = $_REQUEST['name'];
   echo "Welcome ". $name;
}
?>

Following is a simple example a simple showing the usage of this method:

<html>
<head>
<title>the title</title>
   <script type="text/javascript" 
   src="/jquery/jquery-1.3.2.min.js"></script>
   <script type="text/javascript" language="javascript">
  $(document).ready(function() {
      $("#driver").click(function(event){
          $.post( 
             "/jquery/result.php",
             { name: "Zara" },
             function(data) {
                $('#stage').html(data);
             }

          );
      });
   });
   </script>
</head>
<body>
   <p>Click on the button to load result.html file:</p>
   <div id="stage" style="background-color:blue;">
          STAGE
   </div>
   <input type="button" id="driver" value="Load Data" />
</body>
</html>

To understand it in better way you can Try it yourself.



previous next Printer Friendly

Advertisements


  

Advertisements