Run results for: null vs undefined iiffe

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser: Chrome 123

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

null case

2.5M/s

undefined case

2.4M/s

View exact numbers

Test name	Executions per second
✓ null case	2,471,180 Ops/sec
undefined case	2,439,518 Ops/sec

Tests:

null case
for (let i = 0; i < 1000; i++) { null; }
undefined case
(function(undefined) { for (let i = 0; i < 1000; i++) { undefined; } })()