Run results for: Delete vs Setting undefined

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0

Browser: Firefox 134

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Undefined

4.8M/s

Delete

4.8M/s

View exact numbers

Test name	Executions per second
✓ Undefined	4,842,714 Ops/sec
Delete	4,815,648 Ops/sec

Script Preparation code:

window.data = {key: 'value'}

Tests: