Run results for: JS join vs map

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.1

Device Platform: Mobile

Date tested: 5 months ago

Test name	Executions per second
map	1517.4 Ops/sec
join	706.8 Ops/sec

Script Preparation code:

var array = [];
for (let i = 0; i < 100000; i++) {
  array.push(`item-${i}`);
}

Tests: