Benchmark: set + array.from + map vs map + set

Script Preparation code:

var array = []

for (let i = 0; i < 10000; i++) {
  array.push(Math.round(Math.random() * 100))
}

Tests:

map + set
const set = new Set() array.map((item) => { if (set.has(item)) { set.add(item) return item } })
set + array.from + map
const set = new Set(array) Array.from(set).map((item) => { return item })

Rendered benchmark preparation results:

Previous results

Test case name	Result
map + set
set + array.from + map

Latest run results:

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Related benchmarks:

set + array.from + map vs map + set (version: 0)