1. JSON stands for JavaScript Object Notation, and is a syntax for storing and exchanging data. Viewed 80k times 18. Teams. The More General Method. Ask Question Asked 6 years, 5 months ago. Since the JSON format is a text-based format, it can easily be sent to and from a server, and used as a data format by any programming language. PHP has some built-in functions to handle JSON. AJAX PHP Example.

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I have a simple php file that decode my json string, passed with ajax, and stamp the result, but I can't keep the $_POST variable, why???

PHP Database. In this tutorial, we will show you how to process ajax request using jQuery and call a PHP script that returns JSON data. The PHP script will fetch data from the MySQL database and returns JSON data to Ajax. Q&A for Work. On the client, make a JSON object that describes the numbers of rows you want to return. PHP is a server side programming language, and can be used to access a database. Using $.ajax() method in jQuery you can get JSON data from a file and set in the HTML element. As already mentioned, the $.ajax method is the real deal for any (not only JSON related) web request. Posting JSON with jquery ajax to PHP. The following example demonstrates how a web page can communicate with a web server while a user types characters in an input field: Start typing a name in the input field below: Example Explained. AJAX is used to create more interactive applications. Imagine you have a database on your server, and you want to send a request to it from the client where you ask for the 10 first rows in a table called "customers". Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.