Benchmark: flatMap vs reduce, but without copying the array in each iteration

Script Preparation code:

var arr = Array(10_000).fill(0)

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
reduce with concat
flatMap

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Latest run results:

Run details: (Test run date: 24 days ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:124.0) Gecko/20100101 Firefox/124.0

Browser/OS: Firefox 124 on Mac OS X 10.15

Test name	Executions per second
reduce with concat	5664.4 Ops/sec
flatMap	4488.0 Ops/sec

flatMap vs reduce, but without copying the array in each iteration (version: 0)