The JSON format is syntactically identical to the code for creating JavaScript objects. Because of this, a JavaScript program can easily convert JSON data into native JavaScript objects.

The JSON format is syntactically identical to the code for creating JavaScript objects. Because of this similarity, a JavaScript program can easily convert JSON data into native JavaScript objects.

You will learn how to convert JavaScript objects into JSON later in this tutorial.

Both JSON and XML can be used to receive data from a web server. The following JSON and XML examples both define an employees object, with an array of 3 employees:

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JSON is a syntax for storing and exchanging data. JSON is text, written with JavaScript object notation.

JSON (JavaScript Object Notation) JSON is a format for storing and transporting data. JSON is text, and text can be transported anywhere, and read by any programming language. …

A common use of JSON is to exchange data to/from a web server. When receiving data from a web server, the data is always a string. Parse the data with JSON.parse(), and the data …

AJAX is a misleading name. AJAX applications might use XML to transport data, but it is equally common to transport data as plain text or JSON text. AJAX allows web pages to be updated …

JSONP is a method for sending JSON data without worrying about cross-domain issues. JSONP does not use the XMLHttpRequest object. JSONP uses the <script> tag instead.