Xml To Json Javascript Online

Json tutorial with example pdf. JSON Schema documents are identified by URIs, which can be used in HTTP Link headers, and inside JSON Schema documents to allow recursive definitions. Just one button for any number of files and you get the images in a new folder. is a data interchange format that has vastly improved server-to-browser communications—especially when it comes to AJAX. Download Xml2Json Converter for free. innerHTML = beautifiedJson;. It supports custom CSV column delimiters, custom quote characters and it can skip CSV rows that start with a comment symbol. How to Convert XML to a JSON-Like JavaScript Object In my post How to Create an XML to JSON Proxy Server in PHP we created a system which translated XML messages into Ajax-ready JSON. If the XML document contains more than one. GeoNames offers most webservices in XML and JSON format. The inner objects in JSON are converted as inner classes in Java Object. In this course, we'll look at the JavaScript language, and how it supports the Object-Oriented pattern, with a focus on the unique aspect of how JavaScript approaches OO. Oxygen XML Editor is a cross platform tool setting the standard in XML editing. To Google Mini returns XML to the main server - which spits it out practically raw to the clients (to speed things up and reduce server load). There have been a number of topics on this site dealing with the serialization of JSON, for example to create input to google visualizations, gadgets, Hiding data in Excel Objects , Integrating Excel with Maps and Earth and a whole bunch of other Web Services. This will work for SharePoint 2013, 2016 and SharePoint online. References. Once you have that data in XML, you do want to add it to Python, PHP or JavaScript. XML to JSON and JSON to XML converter online. Convert String to JSON Object using Javascript is an essential task if you are working heavily on JavaScript-based applications. Here you find a collection of free tools to format, validate, and generate different data formats like xml, xsd, html, json, and base64 data. Parsing of XML is very complicated, takes time and it needs XML parser to be parsed. Free VCF file to CSV or Excel converter This is an Excel based VBA script used to import bulk. How to Send and Receive JSON Data to and from the Server. var jsonText = JSON. JavaScript Object Notation (JSON) pronounced as "Jason" is the de facto standard for data interchange on the web these days. Ralph Kimball on XML and data warehouse “Because of such inherent complexity, never plan on writing your own XML processing interface to parse XML documents. Convert any JSON file to a JSON file using our free online converter. Its less wordiness makes it easy to parse, and extensible. makes for a powerful combination. JSON (JavaScript Object Notation) is a data-interchange format originally designed to pass data to and from JavaScript. JSON Parser Online converts JSON Strings to a friendly readable format. 16 Converting Objects to and from JSON Documents. XML to JSON support URL linking for sharing json. An overview about JSON formatter online tool JSON Formatter is a web-based tool to view, edit, format, and validate JSON. If you search online, you'll find several ways to convert an object to XML, but the code we used here is fairly versatile. JSON is simple to read, write and understand. The JSON format was originally specified by Douglas Crockford, and is described in RFC 4627. org provides a library that can be used for this conversion process in just one line of code. It supports array. Email me if you need help on development. Here I'm going to explain step by step explanation to implement this same in your environment. ” to include the sample XML we’ve just created. XML to JSON and JSON to XML converter online. There are no ads, popups or nonsense, just a JSON string extractor. Sep 15, 2016. It can be found in the Tools menu. JSONView basically adds content type checking for application/json results and when it finds a JSON result takes over the rendering and formats the display in the browser. Then, once you've whet your appetite, there's a free, fully functional, GNU-licensed version available for download. Json tutorial with example pdf. This style guide clarifies and standardizes specific cases so that JSON APIs from Google have a standard look and feel. GitHub Gist: instantly share code, notes, and snippets. When you converted it back to JSON, instead of a 1-element array, it created the object literal. XML Viewer Online helps to Edit, View, Analyse XML data along with formatting XML data. JSON is at least as open as XML, perhaps more so because it is not in the center of corporate/political standardization struggles. Many of Yahoo!'s Web Service APIs provide the option of JSON as an output format in addition to XML. It was derived from the ECMAScript Programming Language Standard. CSV to JSON ConverterOnline Tool for Converting CSV Text Files To JSON. convert excel to json free download. XML is used to describe the structured data, which doesn't include arrays whereas JSON include arrays. We also provide other tools: convert JSON to XML, convert JSON to PHP, XML editor, convert XML to JSON, convert YAML to JSON, SQL editor. The only caveat is that you lose intellisense by using the "dynamic" data type. Here I'm going to explain step by step explanation to implement this same in your environment. json output_file. Json To XML / XML To Json Converter Easy to convert json to XML or vice versa. #php #css #. The following rules will be applied during the conversion process: Attributes will be treated as regular JSON properties. JSON to XML is an online tool which converts JSON into XML files. List of features. A light weight remote procedure call protocol. You can edit or convert JSON into XML, YAML, CSV, TSV format. Because it is (almost a subset of) JavaScript notation, JSON can often be used in JavaScript programs without any need for parsing or serializing. On the other hand, JSON is parsed by JavaScript functions easily and takes lesser time. stringify() function is included in all major browsers and in the latest ECMAScript (JavaScript) standard. js Objective-C Perl PHP(ActiveX) PHP Extension PowerBuilder Powershell PureBasic Python Ruby SQL Server Swift TCL VB. It is primarily used to transmit data between a server and web application, serving as an alternative to XML. It was derived from JavaScript, but as of 2017 many programming languages include code to generate and parse JSON-format data. Overview; Format XML; Format HTML; Generate XSD from XML; Generate XML from XSD; Transform XML with XSL; Compare two XSD; Validate XML; Encode/Decode XML; JSON / SQL. javascript online json viewer removes all impediments The primary motive of the JSON format viewer is to let you demonstrate if the data added by you is accurate or not. Transform JSON to HTML using standard XSLT stylesheets. Json Viewer View, Validate JSON code Online. The official Internet media type for JSON is application/json. Feature testing was performed with Firefox 3. The script presented in this page is a JavaScript object that can be used to convert XML content to JSON object, or to JSON string. There is no built in way to convert json to xml directly in Javascript. From our scripting languages Self, and AIML you can now access any web service that returns XML or JSON data. URI instead of java. One major and maybe the best part of it is Ajax, Asynchronous JavaScript and XML. In javascript world, if you had to work with xml-document, and you would be tired of many many methods of xml-node to get attribute or access child-nodes such as getElementsByTagName, hasChildNodes, or firstChild, lastChild and nextSibling etc, then JSON is there for you. json2html is an open source javascript library that uses JSON templates to convert JSON objects into HTML. I'm currently assisting with the inventorying of open data assets at the Department of Veterans Affairs, as well as across numerous other federal agencies. JSON is usually pronounced like the name "Jason. Creates a sample XML document from an XML Schema (XSD). This style guide clarifies and standardizes specific cases so that JSON APIs from Google have a standard look and feel. JSON is a lightweight data-interchange format based on a subset of the JavaScript language, and often offered as an alternative to XML in—for example—web services. Viewed 62k times 4. Free code generator which converts your JSON (JavaScript Object Notation) schema into Java Object. Unlike in the case of XML, choosing JSON files for storing data is a convenient option. To make it accessible cross-domain, we use a call-back function. The numbers in the table below specifies the first browser version that fully supports the JSON. Free online JSON to string converter. XML data can be converted to JSON, which can be loaded into Couchbase Server (Couchbase Server 5. JSON Schema documents are identified by URIs, which can be used in HTTP Link headers, and inside JSON Schema documents to allow recursive definitions. Online tool to view ,edit and format JSON Object. Enter your data below and Press the Convert button (new option to remove top level root node). It is easy for humans to read and write. Convert XML to JSON In Angular JS In this post we will see how we can convert an XML file to JSON in Angular JS. XML attributes are converted to respective JSON keys with prefix "-". Json tutorial with example pdf. Because JSON is derived from the JavaScript programming language, it is a natural choice to use as a data format in JavaScript. It is a lightweight text-based open standard designed for human-readable data interchange. 99 KB; Introduction. com O'Reilly site , which goes into details of the problems with these conversions, which I think you will find enlightening. Like JSON, BSON sup­ports the em­bed­ding of doc­u­ments and ar­rays with­in oth­er doc­u­ments and ar­rays. The HTTP Request node will return the body of a JSON response in the msg. If you really want it as a string, then a simple ToString() will do that. Bot Libre now supports integrating with XML and JSON web services, HTML scraping, and access to Twitter, Facebook, Telegram, email, and other services. I've made mobile games where we store the game data online in an SQL database. Provides a dialog to set all options for the conversion. HTML Beautifier & Formatter; Javascript Formatter; Javascript Obfuscate; JSON Formatter & Beautifier; JSON Editor; JSON Validator; Perl Formatter; PHP Formatter; Python Formatter; Ruby Formatter; SQL Formatter; XML Formatter & Beautifier; CSS Minify; Javascript Minify; JSON Minify; Internet. Convert XML from clipboard or current document/selection to JSON. You can also remove double quotes, line breaks, and field delimiters from you data. This allows you to, for example, quickly convert an XML file to JSON for transport with JavaScript, or convert data received in JSON format to valid XML. More and more web service providers seem to be interested in offering JSON APIs beneath their XML APIs. Learn JavaScript, jQuery, and JSON from University of Michigan. This is done via the following line of code:. Please send us the details of the URL using Contact US. XML to JSON Converter. Online DES Encrypt Decrypt Online RSA Encrypt Decrypt HMAC-SHA256 Online Tool AES Encryption Decryption Online Bcrypt Encrypt Decrypt Jasypt Online Encrypt Decrypt Xml to Json Converter Online Base64 Encoder Decoder. Convert complex XML to CSV, TSV, Hadoop, ORC, Parquet, Avro, or a database such as Oracle, SQL Server, Redshift, Teradata. Therefore the format is simpler than XML. But it's not uncommon to encounter a data source you want to use in an app that is available only as XML. This advanced XML editor provides the most intuitive tools for XML editing, authoring, and development. parse(…)” in order to make the result easier to manipulate. Convert JSON to XML with a single click directly in the editor. How to Convert XML to a JSON-Like JavaScript Object In my post How to Create an XML to JSON Proxy Server in PHP we created a system which translated XML messages into Ajax-ready JSON. View source code An online, interactive JSON Schema validator. If the server cannot parse the request as valid JSON, including source doesn’t make sense (because there’s no JSON document for source to refer to). XML Editor, JSON Editor, Data Mapper and Web Services Toolkit; Free Online XSD to XML Converter. JSON Viewer/ JSONFormatter/ JSON Beautifier is an online tool used to Beautify, Format, Validate, Minify your JSON code. Web Toolkit Online works only in your browser, your data are secured. Generate JSON from VBScript (ASP) datatypes. The code is given in the xml2array. parse()” function to fetch JSON data. JSON Viewer/ JSONFormatter/ JSON Beautifier is an online tool used to Beautify, Format, Validate, Minify your JSON code. JSON is based on two basic structures: Object: This is defined as an unordered collection of key/value pairs (i. JSON is designed to store and organize data similar to XML, but JSON is smaller, faster, and easier to parse than XML. Inside the callback you'll need to convert the xml into a json object for easy manipulation. Office Export SharePoint List to Excel, Word, JSON, XML, SQL, CSV, TXT or PDF sample in C#, JavaScript, HTML for Visual Studio 2015. Even veteran online players can become overwhelmed when trying to choose from the many top-online real money gaming sites. Normally, JSON object literal is not the same as JavaScript object literal. Online syntax highlighting for the masses!. BSON [bee · sahn], short for Bin­ary JSON, is a bin­ary-en­coded seri­al­iz­a­tion of JSON-like doc­u­ments. Anyways, this is how you use XHR now:. jQuery provides a metohd called " parseJSON " which takes a well-formed JSON string and returns the resulting JavaScript object. JavaScript Object Notation (JSON) is a text-based data interchange format derived from the JavaScript scripting language. Load XML, get JSON. In this article, we'll look at the objects provided by the web platform to make the common tasks of serializing and parsing XML easy. This feature is useful when creating RESTful services; JAX-RS services can accept both XML and JSON messages. NET object into a JSON string. We passed the response text to “JSON. XML to JSON online: More and more applications need to convert XML data into JSON. Beautify or Minify XML, JSON and download JSON data in a file. JSON is a text format that is completely language independent but uses conventions that are familiar to programmers of the C-family of languages, including C, C++, C#, Java, JavaScript, Perl, Python, and many others. Learn how to do XML to JSON Conversion in NodeJS. Overview; Format XML; Format HTML; Generate XSD from XML; Generate XML from XSD; Transform XML with XSL; Compare two XSD; Validate XML; Encode/Decode XML; JSON / SQL. The XML elements are converted to JSON keys and element values are transformed to corresponding JSON values. JSON is parsed into a JavaScript object which can be used. XML is document based. stringify() method converts a JavaScript object or value to a JSON string, optionally replacing values if a replacer function is specified or optionally including only the specified properties if a replacer array is specified. Online syntax highlighting for the masses!. Its less wordiness makes it easy to parse, and extensible. javascript online json viewer removes all impediments The primary motive of the JSON format viewer is to let you demonstrate if the data added by you is accurate or not. Secure endpoint available at secure. URI instead of java. Check if your JSON is correct, if not find out why with just one click. In this page you can convert an xml to json and viceversa. All you need is to open your convert page and type or paste codes in the relevant box. Our mission at Browserling is to make make browsers do wonders and to make developers' lives easier. There's also a simpler JSON-like called HJSON, short for Human JSON. But JSON is not XML. Enter your JSON here: (Your code will NOT be posted to a server, the program executes on the client) unstringify. NET VB6 VBScript Xojo. While programming we may come across a situation where we have to convert json to xml or vice versa. Deletions are displayed in red. It also works as a JSON viewer. There are no ads, popups or nonsense, just an awesome XML to JSON converter. Free online JSON to string converter. a subset of the JavaScript object notation syntax. JSON Stringify Online Tool converts a JavaScript value to a JSON string. It is specialized for editing code, and comes with a number of language modes and addons that implement more advanced editing functionality. Best and Secure Online XML Viewer works well in Windows, Mac, Linux, Chrome, Firefox, Safari, and Edge. When you converted it back to JSON, instead of a 1-element array, it created the object literal. JavaScript doesn't have a date literal, and for this reason JSON serializes dates as strings rather than real JavaScript dates. JSON to Java Code Generator. The JSON keys are converted to private variables with getter setter methods for them. xmlToJSON is a JavaScript function which converts XML to JSON. stringify(jsonOutput, undefined, 4); Show the json output in a textarea. This is a free online XML to JSON converter using which you can convert your XML files to JSON files quickly and easily. Free VCF file to CSV or Excel converter This is an Excel based VBA script used to import bulk. I'll also present two useful demos that I would have liked to include in the book if I'd had. References. generate TypeScript interfaces from json json2ts. JSON Editor Online is a web-based tool to view, edit, and format JSON. A light weight remote procedure call protocol. Retrieving a JSON file using Ajax. I was working on a project a while back and one of the requirement was to convert xml to json for one feed which was in xml format. com O'Reilly site , which goes into details of the problems with these conversions, which I think you will find enlightening. This approach is useful for more than just incoming content that is application/json. Free online JSON to string converter. Since then I've slowly been transitioning away from PHP, yet XML continues to be a burden that I can't get rid of. We passed the response text to “JSON. Specifically, it is a subset of ECMA-262 (The ECMAScript programming Language Standard, Third Edition, December 1999). Can anyone tell me how to generate. json2html is an open source javascript library that uses JSON templates to convert JSON objects into HTML. New-Now supports JSONLines. var beautifiedJson = JSON. It is a protocol. See also CSV to XML and XML to JSON. For regular users of the site, you can find the original HTML remover function here. VCF files that contain more than 1 Vcard and. Base64 (MIME) Encode and Decode Tool. JSON (JavaScript Object Notation) is a syntax for data. JSON is Faster : These syntaxes are easy to use. XML and JSON are important to me, and I'm grateful to Apress for letting me write an entire book about them. parse(…)” in order to make the result easier to manipulate. At times, you may need to parse XML content and convert it into a DOM tree, or, conversely, serialize an existing DOM tree into XML. e: 2 text "e": "text" o. It has the flowing feature: No Cookie and server side processing : Most of the available tool use cookie and server side processing to formate,store,process JSON document. JSON file to your computer. The converter then converts the XML to JSON and another javascript parses the JSON and builds some nice old HTML that displays the search result to the user. Minify your JSON in a hassle-free way, or beautify it into human-readable format. Online JSON Formatter, Validator, Viewer, Editor & Beautifier. Inside the callback you'll need to convert the xml into a json object for easy manipulation. HTML, XML, JSON, CSS and JavaScript Beautifier is used for beautify HTML,XML,JSON,CSS and JavaScript in online. Stefan Goessner. My file looks like. Feature testing was performed with Firefox 3. Do let us know your thoughts, suggestions, or any issues in the. parse() can be used to convert text to JSON. XML and JSON are important to me, and I'm grateful to Apress for letting me write an entire book about them. Restriction: The XML to JSON policy can be used only with the DataPower® Gateway. Use this free tool to turn binary data into text (encode) or text into binary (decode). run the script in terminal by doing python scriptname. XML is strong on the server side, but for server side data storage, systems like MongoDB and couchDB are moving in on that space too. The ConvertTo-Json cmdlet converts any object to a string in JavaScript Object Notation (JSON) format. In this course, we'll look at the JavaScript language, and how it supports the Object-Oriented pattern, with a focus on the unique aspect of how JavaScript approaches OO. It is formatted as key-value pairs and is often lauded as being a lower-overhead to XML because it focuses more on content and less on formatting. Transform JSON to HTML using standard XSLT stylesheets. It is specialized for editing code, and comes with a number of language modes and addons that implement more advanced editing functionality. stringify(jsonOutput, undefined, 4); Show the json output in a textarea. A JSON-feed is not formatted as an XML-file, but as a Javascript Object. js issues (note that this is a subset because of GH API pagination):. For simplicity, this can be demonstrated using a string as input. parse(…)” in order to make the result easier to manipulate. Swap the contents of the text areas by clicking "Swap". See also CSV to XML and XML to JSON. This sample converts XML to JSON. To make it accessible cross-domain, we use a call-back function. JSON Validator * XML Viewer * CSS Validator * Javascript Validator * XML Escape * Unit Convertors * HTML to CSV * Credit Card Validator * Credit Card Random Generator * Javascript Formatter * Java Editor * CSV to JSON Convertor * SQL Editor * Javascript Editor * Delimited Column Extractor * AWK Online * Duplicates Remover * Empty Lines Remover. All JSON services accept an optional parameter 'callback'. Online tool for formatting javascript, into a pretty human readable format Welcome to the online Javascript formatter and beautifier at javascriptformat. Note: The Google Data client libraries don't currently support JSON. Specifically, it is a subset of ECMA-262 (The ECMAScript programming Language Standard, Third Edition, December 1999). ajax, but we provide the extra option of dataSrc to provide the ability to alter what data DataTables will read from the JSON returned from the server, or to manipulate the data from one form into another (be it JSON to another form of JSON, XML, YAML etc). We explained every topic with appropriate example. json2csharp is joining forces with quicktype to offer new and improved features including JSON attributes, PascalCase properties, modern C# syntax (nullables, expression members), Dictionary detection, class deduplication, and more. It has xlsx. Dynamics 365 portals: Use liquid to return JSON or XML cv Uncategorized April 17, 2017 7 Minutes For many business requirements to get a desired user experience you may push the limits that the entity list functionality provides. If you're looking for a quick solution, you can try the online XML to JSON Converter from Code Beautify. This feature is not available right now. Surprisingly, I’ve never blogged about it. Just paste your XML in the form below and it will automatically get converted to JSON. JavaScript doesn't have a date literal, and for this reason JSON serializes dates as strings rather than real JavaScript dates. file converter: how to convert document file into text format. In this course, we'll look at the JavaScript language, and how it supports the Object-Oriented pattern, with a focus on the unique aspect of how JavaScript approaches OO. Also, when your JavaScript is loading JSONP -formatted JSON data from another domain, all that’s needed is a predefined callback + script-injection to get the data. URI instead of java. Then, once you've whet your appetite, there's a free, fully functional, GNU-licensed version available for download. You'll see hands-on examples of working with Python's built-in "json" module all the way up to encoding and decoding custom objects. NET Documentation. Several Web-based services are already popping up to do such conversions. If compared to XML text format, then JSON is preferred to be more convenient for representation of complex data. It is a simple format that is easier to comprehend than XML. It lets you change XML's indentation and set it to spaces or tabs, and control XML's meta tag. When applied to JSON, eval returns the described object. Net, Javascript, Java and PHP classes from JSON. The code is given in the xml2array. Copy and paste your code or you can upload and combine multiple files and then compress. JavaScript objects can be change into the JSON and receive its format text into the JavaScript objects. Preserve attribute and namespace information on converting XML to JSON. Unlike in the case of XML, choosing JSON files for storing data is a convenient option. JSON has the advantage that is can be used to directly access the geonames webservice from javascript code, whereas using XML the browser will throw a security exception if an xml call to another webserver is made. Multiple levels of nesting of EIIs (including nesting within objects) are allowed. js and HTML+JS web-apps simply and efficiently in the Eclipse IDE. Converting XML. JSON or JavaScript Object Notation, as you know is a simple easy to understand data format. The load() function provides us with a very easy way to get HTML data from the server into our application but sometimes we need to be more flexible. JSON is also very relevant to other programming languages as JSON website lists over 175 tools for 64 different programming languages that exist to integrate JSON processing. It stands for the JavaScript Object Notation. Asking for help, clarification, or responding to other answers. The JSON filename extension is. Online JSON Formatter, Validator, Viewer, Editor & Beautifier. makes for a powerful combination. Here we are explaining about Html, Css, Jquery, Javascript, Angularjs, Json, Bootstrap web technologies with latest releases and the updates. Load form URL, Download, Save and Share. It will have the same problems as XML, redundancy, and deep nesting. For simplicity, this can be demonstrated using a string as input. Use this tool to convert XML into JSON format. CodeMirror is a versatile text editor implemented in JavaScript for the browser. XML is heavier than JSON and so, most developers prefer the latter in their applications. XML is used to describe the structured data, which doesn't include arrays whereas JSON include arrays. A collection of name/value pairs. Recently, I faced the problem that I had a big file in JSON format but I needed it in C# class. parse(…)” in order to make the result easier to manipulate. stringify() function is included in all major browsers and in the latest ECMAScript (JavaScript) standard. NET Framework, developers still seem to focus on processing XML server-side. It will also clean up your JSON and show a data viewer to assist you while you are developing JSON Utils: Generate C#, VB. Build lightning fast, interactive client side templates using nothing but Javascript. new X2JS() - to create your own instance to access all library functionality. The purpose of JsonML is to provide a compact format for transporting XML -based markup as JSON which allows it to be losslessly converted back to its original form. Content Completion Assistant. No doubt, you can create these C# classes manually but Visual Studio can provided a good starting point by automating the process. The official Internet media type for JSON is application/json. i am facing issue in converting xml to JSON using javascript SOA 12c below is the request & response Skip navigation Oracle. Best and Secure Online XML Viewer works well in Windows, Mac, Linux, Chrome, Firefox, Safari, and Edge. For more information about JSON, visit json. Just load your JSON and it will automatically get converted to a string. In this blog, we will learn how to convert JSON to XML and XML to JSON JSON. It is often necessary for a web application to pass data back and forth between the application and a server (such as MarkLogic Server), and JSON is a popular format for doing so. Convert XML or JSON to Java Pojo Classes - Online. JSON is often used for serializing and transmitting structured data over a network connection and therefore is commonly used in AJAX and Web services applications. Use this tool to convert XML into JSON format. Convert XML text to Javascript object / JSON text (and vice versa). info by Domenico Briganti is licensed under a Creative Commons Attribuzione 3. This tool runs completely on the client-side using Javascript, so your data never leaves your computer. JSONLint is a validator and reformatter for JSON, a lightweight data-interchange format. Currently there is very little support for BSON and no JavaScript implementation is available for clients running in browsers. JSON PARSER ONLINE is a tool which lets you parse json string into a preety and colorful json tree view. Fill in the editors below and it will automatically validate that a JSON document conforms to the definition described by a JSON Schema. Learn JavaScript, jQuery, and JSON from University of Michigan. Formats a CSS,HTML,JAVASCRIPT,XML,SQL,JSON string with indentation. With Total XML Converter you can extract images from XML files. x2js - XML to JSON and vice versa for JavaScript. JSON Formatter & Editor Online is a free awesome web-based tool to view, edit JSON document. Mapping Between JSON and XML. However JSON objects have several advantages over XML and we are going to discuss them in this tutorial along with JSON concepts and its usages. The JSON format was derived from JavaScript's syntax and gave a simple way to move data between clients and servers, especially compared to the "popular" format of the time, XML. If you can memorize these rules, then you should be able to write JSON objects from scratch with ease: Data is in name/value pairs; Commas are used to separate data; Objects are contained by curly braces. Because it is (almost a subset of) JavaScript notation, JSON can often be used in JavaScript programs without any need for parsing or serializing. Let’s get started! What is JSON? JSON is a data exchange format.