Run results for: stringify vs join vs tostring

Run details:

User agent: Mozilla/5.0 (Android 15; Mobile; rv:142.0) Gecko/142.0 Firefox/142.0

Browser: Firefox Mobile 142

Operating system: Android

Device Platform: Mobile

Date tested: 11 months ago

join

58/s

toString

57/s

stringify

44/s

View exact numbers

Test name	Executions per second
✓ join	58 Ops/sec
toString	57 Ops/sec
stringify	44 Ops/sec

Script Preparation code:

var arr_small = Array.from({ length: 1000 }).map((_, i) => `test_val${i}`);
var arr_big = Array.from({ length: 1000000 }).map((_, i) => `test_val${i}`);

Tests:

stringify
JSON.stringify(arr_small); JSON.stringify(arr_big);
join
arr_small.join(''); arr_big.join('');
toString
arr_small.toString(); arr_big.toString();