![]() Just copy and paste your input JSON in the left editor, the tool will automatically check if the JSON is valid or not, and display the output in the editor on the right. Our online tool can be used to check the validity of JSON data. Perhaps, that’s why It is widely used in browser-server as well as server-server communications. The key/value pairs are specified like this -Īs you can see, JSON structure and the rules are pretty simple. This can be mapped to an Object or a HashTable in programming languages. JSON data consists of two kinds of structures:Ī collection of key/value pairs. Browsers and servers set the Content-Type HTTP header to application/json whenever JSON is used as the data-interchange format. The official Internet content type for JSON is application/json. It is more compact and easier to parse than XML. It has replaced XML in many AJAX style systems. JSON is commonly used data format for asynchronous browser-server communication. But now, almost all the modern programming languages can generate and parse JSON data. JSON format was originally derived from Javascript by Douglas Crockford. ![]() It is self-describing, easy to read and understand. JSON or Javascript Object Notation is a lightweight and language independent data-interchange format.
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