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

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0

Browser: Firefox 123

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Array.find()

374K/s

for..of

175K/s

for-loop

60K/s

View exact numbers

HTML Preparation code:

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

Script Preparation code:

window.arr = Array.from({ length: 1000 }, (_, i) => i)

Tests:

for-loop
let val; for(i=0; i<arr.length; i++){ var value = arr[i]; if (value === 900) { val = value; break; } }
for..of
let val; for (var value of arr) { if (value === 900) { val = value; break; } }
Array.find()
let val = arr.find(node => node === 900);