Run results for: Comparing destructuring assignment with optional chaining v3

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Browser: Chrome 114

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Destructuring assignment (undefined)	18956984.0 Ops/sec
Optional chaining (undefined)	18759004.0 Ops/sec
Destructuring assignment (null)	1051506688.0 Ops/sec
Optional chaining (null)	1052629376.0 Ops/sec
Destructuring assignment (value)	1054708288.0 Ops/sec
Optional chaining (value)	1052928320.0 Ops/sec
Destructuring assignment (no property)	1054414912.0 Ops/sec
Optional chaining (no property)	1053094720.0 Ops/sec

Tests:

Destructuring assignment (undefined)
const event = { detail: { someKey: undefined, } } const { someKey } = event.detail || {};
Optional chaining (undefined)
const event = { detail: { someKey: undefined, } } const someKey = event.detail?.someKey;
Destructuring assignment (null)
const event = { detail: { someKey: null, } } const { someKey } = event.detail || {};
Optional chaining (null)
const event = { detail: { someKey: null, } } const someKey = event.detail?.someKey;
Destructuring assignment (value)
const event = { detail: { someKey: 100, } } const { someKey } = event.detail || {};
Optional chaining (value)
const event = { detail: { someKey: 100, } } const someKey = event.detail?.someKey;
Destructuring assignment (no property)
const event = { detail: { } } const { someKey } = event.detail || {};
Optional chaining (no property)
const event = { detail: { } } const someKey = event.detail?.someKey;