Question

How to convert JSON string into a date in JavaScript

Answer 1

const json = '{"name": "Tom", "bd":"1971-12-18", "active": true}';
 
const parsedJson  = JSON.parse(json);

parsedJson.bd = new Date(parsedJson.bd);
 
console.log(parsedJson.bd);

 
 
   
/*
run:
 
1971-12-18T00:00:00.000Z
 
*/

 

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Answer 2

const json = '{"name": "Tom", "bd":"1971-12-18", "active": true}';
 
const parsedJson = JSON.parse(json, (key, value) => {
	if (key == "bd") {
	  return new Date(value);
	} else {
	  return value;
	}
  });
 
  console.log(parsedJson);

 
 
   
/*
run:
 
{ name: 'Tom', bd: 1971-12-18T00:00:00.000Z, active: true }
 
*/

 

Cleaner teeth, healthier you!
Get The Secret to a Bright and Healthy Smile