Benchmark: undefined vs delete

Tests:

delete
const obj = {one: "hello"} delete obj.one;
undefined
const obj = {one: "sunshine"} obj.one = undefined;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
delete
undefined

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 13_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/83.0.4103.88 Mobile/15E148 Safari/604.1

Browser/OS: Chrome Mobile iOS 83 on iOS 13.5

View result in a separate tab

Test name	Executions per second
delete	23016820.0 Ops/sec
undefined	8165169.0 Ops/sec

undefined vs delete (version: 0)

Comparing performance of: delete vs undefined

Created: 3 years ago by: Guest

Jump to the latest result

delete

undefined

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A