Run results for: set vs array mod - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
array.push	288902.6 Ops/sec
set.add	15536.0 Ops/sec
array.shift	146822.1 Ops/sec
set.delete	72129.0 Ops/sec

Script Preparation code:

const b = []
for (let i = 0; i < 3000; i++) b.push(i)
const c = new Set(b);

Tests:

array.push
const a = [] for (let i = 0; i < 3000; i++) a.push(i)
set.add
const s = new Set() for (let i = 0; i < 3000; i++) s.add(i)
array.shift
for (let i = 0; i < 3000; i++) b.shift()
set.delete
for (let i = 0; i < 3000; i++) c.delete(i)