Run results for: delete vs use spread to omit property

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

delete

15.6M/s

set undefined

6.0M/s

spread

3.9M/s

View exact numbers

Script Preparation code:

var obj = {
  a:1,
  b:2,
  c:3
}

Tests: