Run results for: find() vs for...of vs for-loop

Run details:

User agent: Mozilla/5.0 (Android 10; Mobile; rv:143.0) Gecko/143.0 Firefox/143.0

Browser: Firefox Mobile 143

Operating system: Android

Device Platform: Mobile

Date tested: 8 months ago

for-loop

3.6M/s

Array.find()

2.1M/s

for..of

1.6M/s

View exact numbers

HTML Preparation code:

<div id='test'></div>

Tests:

for-loop
var arr = ['hello', 'a', 'b']; let val; for(i=0; i<arr.length; i++){ var value = arr[i]; if (value === 'b') { val = value; break; } }
for..of
var arr = ['hello', 'a', 'b']; let val; for (var value of arr) { if (value === 'b') { val = value; break; } }
Array.find()
var arr = ['hello', 'a', 'b']; let val = arr.find(node => node.id === 'b');