Run results for: set vs array iteration

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:143.0) Gecko/20100101 Firefox/143.0

Browser: Firefox 143

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

array

15.1M/s

set

4.8M/s

View exact numbers

Test name	Executions per second
✓ array	15,116,546 Ops/sec
set	4,829,660 Ops/sec

Script Preparation code:

var a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
var b = new Set(a)

Tests: