Benchmark: Array.prototype.concat vs spread operator

Tests:

slice
const params = [1,2,3,4,5,6,7,8,9,0,34,45,45645,645,75,78,868,575,5,235,4,546,567,5,645,645] const copied = params.slice()
spread operator
const params = [1,2,3,4,5,6,7,8,9,0,34,45,45645,645,75,78,868,575,5,235,4,546,567,5,645,645] const copied = [...params]

Rendered benchmark preparation results:

Previous results

Test case name	Result
slice
spread operator

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Latest run results:

Run details: (Test run date: 2024 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36

Browser/OS: Chrome 63 on Mac OS X 10.13.2

Test name	Executions per second
slice	4923925.0 Ops/sec
spread operator	587382.4 Ops/sec

Array.prototype.concat vs spread operator (version: 0)