Run results for: new Array(length) vs Array.from({ length })

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

new Array

166.4M/s

Array.from

5K/s

View exact numbers

Test name	Executions per second
✓ new Array	166,397,312 Ops/sec
Array.from	4,529 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const ARRAY_LENGTH = 10000;

Tests: