JSON in One Video in Hindi 2018 скачать в хорошем качестве

JSON in One Video in Hindi 2018

Welcome developers, we will see complete JSON Tutorial in one video in Hindi. we will cover every topic of JSON and we will see AJAX too at the end . so What is JSON? JSON stands for JavaScript Object Notation JSON is lightweight data interchange format JSON is language independent. JSON is "self-describing" and easy to understand the JSON validator link is here guys.. https://jsonlint.com/ JSON Syntax Rules Data is in name/value pairs Data is separated by commas Curly braces hold objects Square brackets hold arrays JSON is a format for storing and transporting data. JSON is often used when data is sent from a server to a web page. JSON is text, and text can be transported anywhere, and read by any programming language. *The JSON format is syntactically identical to the code for creating JavaScript objects. JavaScript Objects can be converted into JSON, and JSON can be converted back into JavaScript Objects. This way we can work with the data as JavaScript objects, with no complicated parsing or translations. JSON Methods Method Description parse() Parses a JSON string and returns a JavaScript object stringify() Convert a JavaScript object to a JSON string All modern browsers have a built-in XMLHttpRequest object to request data from a server. The XMLHttpRequest Object The XMLHttpRequest object can be used to request data from a web server. JSON Tutorial in Hindi. The XMLHttpRequest object is a developers dream because you can: Update a web page without reloading the page Request data from a server - after the page has loaded Receive data from a server - after the page has loaded Send data to a server - in the background The onreadystatechange Event The readyState property holds the status of the XMLHttpRequest. The onreadystatechange event is triggered every time the readyState changes. During a server request, the readyState changes from 0 to 4: 0: request not initialized 1: server connection established 2: request received 3: processing request 4: request finished and response is ready In the onreadystatechange property, specify a function to be executed when the readyState changes: Guys, Please support my channel by SUBSCRIBE to my channel and share my videos in your Social Network TimeLines. Don't Forget to Follow me on all Social Network, Instagram Link:   / vinodthapa55   Facebook Link:   / vinodthapa55   Twitter Link:   / vb55thapa   Facebook ThapaTechnical Page Link:   / vinodbahadurthapa