Benchmark: Spread Operator VS Direct assign

Tests:

Spread Operator
const state = { dimensions: { x: 10, y: 10 } } const dimensionsUpdate = { y: 20 } state.dimensions = { ...state.dimensions, ...dimensionsUpdate, }
Direct assign
const state = { dimensions: { x: 10, y: 10 } } const dimensionsUpdate = { y: 20 } state.dimensions = { y: state.dimensions.y, ...dimensionsUpdate, }

Rendered benchmark preparation results:

Previous results

Test case name	Result
Spread Operator
Direct assign

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Latest run results:

Run details: (Test run date: 10 days ago)

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser/OS: Chrome 123 on Android

Test name	Executions per second
Spread Operator	15577910.0 Ops/sec
Direct assign	20514760.0 Ops/sec

Spread Operator VS Direct assign (version: 0)