Run results for: JS join vs map

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36

Browser: Chrome 102

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
map	224.7 Ops/sec
join	276.2 Ops/sec

Script Preparation code:

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

Tests: