Run results for: js find vs indexOf with item get

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36

Browser: Chrome 94

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Array.prototype().find()	930.7 Ops/sec
Array.prototype().indexof()	4935.3 Ops/sec

Script Preparation code:

var arr = [];
var i = 0;

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

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

Tests:

Array.prototype().find()
const item = arr.find(item => item == 1E5);
const item = arr.find(item => item == 1E5);
Array.prototype().indexof()
const item = arr[arr.indexOf(1E5)];
const item = arr[arr.indexOf(1E5)];