All current browsers have native JSON support built in. So as long as you're not dealing with prehistoric browsers like IE6/7 you can do it just as easily as that:

var j = {
  "name": "binchen"
};
console.log(JSON.stringify(j));

Answer from Andris on Stack Overflow
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JavaScript.info
javascript.info › tutorial › the javascript language › data types
JSON methods, toJSON
The JSON (JavaScript Object Notation) is a general format to represent values and objects. It is described as in RFC 4627 standard. Initially it was made for JavaScript, but many other languages have libraries to handle it as well. So it’s easy to use JSON for data exchange when the client uses JavaScript and the server is written on Ruby/PHP/Java/Whatever. ... JSON.stringify to convert objects into JSON.
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MDN Web Docs
developer.mozilla.org › en-US › docs › Web › JavaScript › Reference › Global_Objects › JSON › stringify
JSON.stringify() - JavaScript | MDN
If space is anything other than ... representing the given value, or undefined. ... A BigInt value is encountered. JSON.stringify() converts a value to the JSON notation that the value represents....
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W3Schools
w3schools.com › js › js_json_parse.asp
JSON.parse()
A common use of JSON is to exchange data to/from a web server. When receiving data from a web server, the data is always a string. Parse the data with JSON.parse(), and the data becomes a JavaScript object.
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W3Schools
w3schools.com › js › js_json_stringify.asp
JSON.stringify()
Use the JavaScript function JSON.stringify() to convert it into a string.
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ReqBin
reqbin.com › code › javascript › x1ezvres › javascript-object-to-json-example
How do I convert object to JSON in JavaScript?
When converting a JavaScript object to JSON with the JSON.stringify(value, replacer, space) method, you can use the "replacer" function to alter the resulting JSON.
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Tutorial Republic
tutorialrepublic.com › faq › how-to-convert-js-object-to-json-string.php
How to Convert JS Object to JSON String
You can use the JSON.stringify() method to easily convert a JavaScript object a JSON string.
Find elsewhere
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GeeksforGeeks
geeksforgeeks.org › javascript › how-to-convert-js-object-to-json-string-in-jquery-javascript
How to Convert JS Object to JSON String in JQuery/Javascript? - GeeksforGeeks
July 12, 2025 - Converting a JavaScript object to a JSON string means using the JSON.stringify() method to transform the object into a JSON-formatted string.
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MDN Web Docs
developer.mozilla.org › en-US › docs › Web › JavaScript › Reference › Global_Objects › JSON › parse
JSON.parse() - JavaScript | MDN
The JSON.parse() static method parses a JSON string, constructing the JavaScript value or object described by the string. An optional reviver function can be provided to perform a transformation on the resulting object before it is returned.
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MDN Web Docs
developer.mozilla.org › en-US › docs › Learn_web_development › Core › Scripting › JSON
Working with JSON - Learn web development | MDN
If you load this JSON in your JavaScript program as a string, you can parse it into a normal object and then access the data inside it using the same dot/bracket notation we looked at in the JavaScript object basics article. For example: ... First, we have the variable name — superHeroes. Inside that, we want to access the members property, so we use .members.
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GeeksforGeeks
geeksforgeeks.org › javascript › how-to-convert-json-to-string-in-javascript
How to Convert JSON to string in JavaScript ? - GeeksforGeeks
July 23, 2025 - Using template literals to convert a JSON object to a string involves mapping over the object's entries and formatting each key-value pair as a string. This approach leverages JavaScript's Object.entries method and template literals for concise and readable code.
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PHPpot
phppot.com › javascript › javascript-object-to-json
Convert JavaScript Object to JSON String - PHPpot
This is a quick solution for converting the given JS object to a JSON. var jsObject = { "name": "Lion", "type": "wild" }; var jsonString = JSON.stringify(jsObject) console.log(jsonString); ... The JSON.stringify() method accepts 3 parameters ...
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Jsontostring
jsontostring.com
Convert JSON to String Online
Convert JSON to String Online with our tool. Our Javascript Object to String Converter can convert multiline content with full accuracy online.
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ReqBin
reqbin.com › code › javascript › wqoreoyp › javascript-json-stringify-example
How to stringify a JavaScript object to JSON string?
The JSON.stringify(value, replacer, space) method converts JavaScript objects to a JSON string. The resulting JSON string is a JSON-formatted or serialized object that can be sent over the network or stored on a disk.
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Pluralsight
pluralsight.com › tech insights & how-to guides › tech guides & tutorials
Convert Strings to JSON Objects in JavaScript with eval() | Pluralsight
March 31, 2025 - You can try parse() to get JSON data and stringify() to convert a string to JSON. I hope this guide provides sufficient information to you for converting a string to JSON. Explore these JavaScript courses from Pluralsight to continue learning:
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Quora
quora.com › How-do-I-convert-a-JSON-object-to-a-string
How to convert a JSON object to a string - Quora
Answer (1 of 3): The [code ]JSON.stringify()[/code] 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 ...
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Quora
quora.com › How-can-I-convert-a-JSON-format-string-into-a-real-object-in-JS
How to convert a JSON format string into a real object in JS - Quora
Answer (1 of 14): You could just use AngularJS: var jsObj = angular.fromJSON( ); Reference: AngularJS or use proper browser json parse: var jsObj = JSON.parse( ); Reference: JSON Howto
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Sololearn
sololearn.com › en › Discuss › 1677564 › how-to-express-json-as-a-string-in-javascript
How to express JSON as a string in JavaScript | Sololearn: Learn to code for FREE!
// here output is a normal // object, ... ... convert your JSON data to actual javascript object as follows: var output = JSON.parse(data); console.log(output); you now can do whatever u want with the object....