Run results for: Array from() vs Map.keys()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Map.keys

3K/s

Array.from

2K/s

View exact numbers

Test name	Executions per second
✓ Map.keys	3,201 Ops/sec
Array.from	1,985 Ops/sec

Tests:

Array.from
var fooMap = new Map(); for(var i=0;i<10000;i++) { fooMap.set(i, i); } var other = [...fooMap];
Map.keys
var fooMap = new Map(); for(var i=0;i<10000;i++) { fooMap.set(i, i); } var other = fooMap.keys();