Run results for: find vs contains

Run details:

User agent: Mozilla/5.0 (Linux; U; Android 10; en-us; Mi 9T Build/QKQ1.190825.002) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/71.0.3578.141 Mobile Safari/537.36 XiaoMi/MiuiBrowser/12.2.1-g

Browser: Chrome Mobile 71

Operating system: Android

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
find	441.3 Ops/sec
contains	8733.8 Ops/sec

Script Preparation code:

var arr = [];
var i = 0;

while (i <= 1E5) arr[i] = i++;

Tests:

find
const item = arr.find(item => item == 1E5);
contains
const item = arr.includes(1E5);