Run results for: array join vs toString js

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; JNY-LX1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Mobile Safari/537.36

Browser: Chrome Mobile 81

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
join	1493437.9 Ops/sec
toString	1366456.2 Ops/sec

Script Preparation code:

var arr = ['1','2','3','4','5','6','7','8']

Tests: