Run results for: JSON.parse vs string.split

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:152.0) Gecko/20100101 Firefox/152.0

Browser: Firefox 152

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

String.split

21K/s

JSON.parse

9K/s

View exact numbers

Test name	Executions per second
✓ String.split	20,698 Ops/sec
JSON.parse	8,587 Ops/sec

Script Preparation code:

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

Tests: