Run results for: JSON.parse vs string.split

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:90.0) Gecko/20100101 Firefox/90.0

Browser: Firefox 90

Operating system: Windows 7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
JSON.parse	1339.9 Ops/sec
String.split	1507.9 Ops/sec

Script Preparation code:

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

Tests: