Benchmark: Spread vs Concat Array

Script Preparation code:

var k =[1,2];
var m = [5];

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
concat
spread

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Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36

Browser/OS: Chrome 81 on Windows

Test name	Executions per second
concat	2783280.0 Ops/sec
spread	4650483.0 Ops/sec

Spread vs Concat Array (version: 0)