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isValidJSON javascript Code Snippet in 2022

typeintermediate

Last Updated: 26 November 2022

Checks if the provided string is a valid JSON.

  • Use JSON.parse() and a try... catch block to check if the provided string is a valid JSON.
const isValidJSON = str => { try { JSON.parse(str); return true; } catch (e) { return false; } };
isValidJSON('{"name":"Adam","age":20}'); // true isValidJSON('{"name":"Adam",age:"20"}'); // false isValidJSON(null); // true

javascript snippet similar to isValidJSON For You in November 2022

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