JSON.parse(jsonString) is a pure JavaScript approach so long as you can guarantee a reasonably modern browser.

Answer from Jonathan. on Stack Overflow
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TypeScript
typescriptlang.org โ€บ docs โ€บ handbook โ€บ 2 โ€บ objects.html
TypeScript: Documentation - Object Types
In JavaScript, the fundamental way that we group and pass around data is through objects. In TypeScript, we represent those through object types. ... In all three examples above, weโ€™ve written functions that take objects that contain the property name (which must be a string) and age (which must be a number).
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GeeksforGeeks
geeksforgeeks.org โ€บ typescript โ€บ how-to-convert-an-object-to-a-json-string-in-typescript
How to Convert an Object to a JSON String in Typescript ? - GeeksforGeeks
July 23, 2025 - Assign the object literal to the course - TypeScript will check it matches the interface. Call JSON.stringify() on the typed object.
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W3Schools
w3schools.com โ€บ js โ€บ js_json_stringify.asp
JSON.stringify()
Use the JavaScript function JSON.stringify() to convert it into a string.
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ConvertSimple
convertsimple.com โ€บ convert-json-to-javascript
Convert JSON to Javascript Object Online - ConvertSimple.com
October 17, 2020 - Paste your JSON input into the left input box and it will automatically convert it into JavaScript Object. The JavaScript Object output is the box to the right.
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MDN Web Docs
developer.mozilla.org โ€บ en-US โ€บ docs โ€บ Web โ€บ JavaScript โ€บ Reference โ€บ Global_Objects โ€บ JSON โ€บ 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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MDN Web Docs
developer.mozilla.org โ€บ en-US โ€บ docs โ€บ Learn_web_development โ€บ Core โ€บ Scripting โ€บ 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 โ€” superHeroes. Inside that, we want to access the members property, so we use .members.
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Transform
transform.tools โ€บ json-to-typescript
JSON to TypeScript
An online playground to convert JSON to TypeScript
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ConvertSimple
convertsimple.com โ€บ convert-javascript-to-json
Convert Javascript Object to JSON Online - ConvertSimple.com
October 17, 2020 - Paste your JavaScript Object input into the left input box and it will automatically convert it into JSON. The JSON output is the box to the right.
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W3Schools
w3schools.com โ€บ js โ€บ 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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Latenode
community.latenode.com โ€บ other questions โ€บ javascript
Convert a string to a JSON object - JavaScript - Latenode Official Community
October 30, 2024 - Iโ€™m working on flipping a string into a JSON object using JavaScript. Can someone provide guidance on the best method for accomplishing this conversion?
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MDN Web Docs
developer.mozilla.org โ€บ en-US โ€บ docs โ€บ Web โ€บ JavaScript โ€บ Reference โ€บ Global_Objects โ€บ JSON โ€บ 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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Python
docs.python.org โ€บ 3 โ€บ library โ€บ json.html
json โ€” JSON encoder and decoder
2 weeks ago - Parse every input line as separate JSON object. Added in version 3.8. ... Mutually exclusive options for whitespace control. Added in version 3.9. ... Show the help message. ... As noted in the errata for RFC 7159, JSON permits literal U+2028 (LINE SEPARATOR) and U+2029 (PARAGRAPH SEPARATOR) characters in strings, whereas JavaScript (as of ECMAScript Edition 5.1) does not.
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FreeFormatter
freeformatter.com โ€บ json-escape.html
Free Online JSON Escape / Unescape Tool - FreeFormatter.com
Escapes or unescapes a JSON string removing traces of offending characters that could prevent parsing. The following characters are reserved in JSON and must be properly escaped to be used in strings:
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BigBinary Academy
courses.bigbinaryacademy.com โ€บ learn-javascript โ€บ javascript-object-notation โ€บ json-stringify
Convert Object to JSON String - Learn JavaScript | BigBinary Academy
The `JSON.stringify()` method accepts three arguments - - The value to be converted into a JSON string. - Either an array or a function that can be used to filter the properties of the first argument and include only those properties in the JSON string. - Either the number of spaces or the ...
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JSON
json.org
JSON
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. These properties make JSON an ideal data-interchange language. ... A collection of name/value pairs. In various languages, this is realized as an object, record, struct, dictionary, hash table, keyed list, or associative array.
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Pluralsight
pluralsight.com โ€บ tech insights & how-to guides โ€บ tech guides & tutorials
Convert Strings to JSON Objects in JavaScript with eval() | Pluralsight
March 31, 2025 - The array of objects is now converted to JSON, and it can be sent over to the server to pass the request as a JSON file format using the stringify() function. The eval() function in JavaScript is used to take an expression and return the string.
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ProxiesAPI
proxiesapi.com โ€บ articles โ€บ convert-object-to-json-string-in-javascript
Convert Object to JSON String in JavaScript | ProxiesAPI
We can also go the other way and parse a JSON string into a JavaScript object. This is useful when receiving JSON data from a web API. ... JSON.parse() method to convert JSON into a native JavaScript object.