Run results for: JSON.parse vs string.split

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:129.0) Gecko/20100101 Firefox/129.0

Browser: Firefox 129

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

JSON.parse

4K/s

String.split

4K/s

View exact numbers

Test name	Executions per second
✓ JSON.parse	4,234 Ops/sec
String.split	3,788 Ops/sec

Script Preparation code:

var array = new Array(5000).fill('1').map(() => Math.random().toString());
var str = JSON.stringify(array);

Tests: