Run results for: filter null vs negation

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Browser: Chrome 125

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

null check

22.6M/s

negation check

14.6M/s

View exact numbers

Test name	Executions per second
✓ null check	22,565,376 Ops/sec
negation check	14,641,786 Ops/sec

Script Preparation code:

var ops = [true, 1, false, 3, 4, 5, true, "foobar", {}, 3, 4, 5, 6, [], false, 2, true, 2, false, 212, true, 34, 1, 1.909090090909009090909090909, undefined];

Tests:

null check
ops.filter(op => op === null)
negation check
ops.filter(op => !op)