Do you need to perform an Ajax file upload with pure JavaScript? This example lays out the steps to accomplish an Ajax file upload without the need for a JavaScript library like jQuery or Dojo.

The format is derived from the JavaScript programming language standard and follows JavaScript object syntax. JSON consists of name-object pairs and punctuation in the form of brackets, parentheses, ...

JSON is the leading data interchange format for web applications and more. Here’s what you need to know about JavaScript Object Notation.