Benchmark: JavaScript spread operator vs Object.assign performance123dsa

Tests:

Using the spread operator
const firstObject = ['Hello world'] const finalObject = [ ...firstObject, 'foo bar', ];
Using set
const firstObject = ['Hello world'] firstObject.push('foo bar')

Rendered benchmark preparation results:

Previous results

Test case name	Result
Using the spread operator
Using set

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Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.60 Safari/537.36

Browser/OS: Chrome 100 on Mac OS X 10.15.7

Test name	Executions per second
Using the spread operator	4170997.0 Ops/sec
Using set	33514260.0 Ops/sec

JavaScript spread operator vs Object.assign performance123dsa (version: 0)