Run results for: creating maps vs creating objects

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Browser: Chrome 127

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

creating maps

10K/s

creating objects

3K/s

View exact numbers

Test name	Executions per second
✓ creating maps	9,935 Ops/sec
creating objects	3,353 Ops/sec

Tests:

creating maps
for (let i = 0; i < 1000; ++i) { const map = new Map() map.set(i + "", i) }
creating objects
for (let i = 0; i < 1000; ++i) { const obj = {} obj[i + ""] = i }