Benchmark: js array spread op with map vs array.from

HTML Preparation code:

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Script Preparation code:

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Tests:

Spread op with map
const values = [...Array(10000000)].map(() => [Math.random(), 0])
Array from
const values = Array.from({ length: 10000000 }, () => [Math.random(), 0])

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Spread op with map
Array from

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser/OS: Chrome 136 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
Spread op with map	7.2 Ops/sec
Array from	3.5 Ops/sec

Related benchmarks:

js array spread op with map vs array.from (version: 1)

Comparing performance of: Spread op with map vs Array from

Created: one year ago by: Guest

Jump to the latest result

Spread op with map

Array from

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A