Run results for: Test push, Array from

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Array From

36K/s

push

31K/s

View exact numbers

Test name	Executions per second
✓ Array From	36,005 Ops/sec
push	30,982 Ops/sec

Script Preparation code:

var arrayLength = 999;

Tests:

push
var arr = [] for (let i = 0; i < arrayLength; i++) { arr.push(i); }
Array From
var arr = Array.from({length: arrayLength}, () => null) arr.forEach((v,i) => { arr[i] = i; })