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

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.

My Learning Track your progress with our free "My Learning" program. Log in to your account, and start earning points! Sign Up for Free

For AJAX applications, JSON is faster and easier than XML: Using XML Fetch an XML document Use the XML DOM to loop through the document Extract values and store in variables Using JSON Fetch a JSON string JSON.Parse the JSON string

Why Study JavaScript? JavaScript is one of the 3 languages all web developers must learn: 1. HTML to define the content of web pages 2. CSS to specify the layout of web pages 3. JavaScript to program the behavior of web pages

Valid Data Types In JSON, values must be one of the following data types: a string a number an object (JSON object) an array a boolean null

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

With asynchronous programming, JavaScript programs can start long-running tasks, and continue running other tasks in parallel. But, asynchronus programmes are difficult to write and difficult to debug.