Run results for: set main methods SYMBOL/OBJ/STRING?NUMBER

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser: Chrome 126

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 5 months ago

Test name	Executions per second
SET number	4854.6 Ops/sec
SET string	5956.4 Ops/sec
SET obj	5037.6 Ops/sec
SET symbol	4944.3 Ops/sec
SET mixed	4762.6 Ops/sec

Script Preparation code:

var arr = Array.from({length: 1000}).map((_, i) => i);
var arrNum = arr.map(v => Number(v));
var arrStr = arr.map(String);
var arrObj = arr.map(v =>{return {[v]: v}})
var arrSymb = arr.map(Symbol)

function func(a, b) {  
  return 0.5 - Math.random();
}  
const arrMix = arr.toSorted(func);
var arrRandom = [...arrNum.slice(0, 250), ...arrStr.slice(250, 500), ...arrObj.slice(500, 750), ...arrMix.slice(750, 1000).map(v => Symbol(v))].toSorted(func)


var numberSet = new Set();
var stringSet = new Set();
var objSet = new Set();
var symbolSet = new Set();
var mixedSet = new Set();

Tests:

SET number
arrNum.forEach(v => stringSet.add(v)) arrNum.forEach(v => stringSet.has(v)) arrNum.forEach(v => stringSet.size) arrNum.forEach(v => stringSet.delete(v))
SET string
arrStr.forEach(v => numberSet.add(v)) arrStr.forEach(v => numberSet.has(v)) arrStr.forEach(v => numberSet.size) arrStr.forEach(v => numberSet.delete(v))
SET obj
arrObj.forEach(v => objSet.add(v)) arrObj.forEach(v => objSet.has(v)) arrObj.forEach(v => objSet.size) arrObj.forEach(v => objSet.delete(v))
SET symbol
arrSymb.forEach(v => symbolSet.add(v)) arrSymb.forEach(v => symbolSet.has(v)) arrSymb.forEach(v => symbolSet.size) arrSymb.forEach(v => symbolSet.delete(v))
SET mixed
arrRandom.forEach(r => mixedSet.add(r)) arrRandom.forEach(r => mixedSet.has(r)) arrRandom.forEach(r => mixedSet.size) arrRandom.forEach(r => mixedSet.delete(r))

Run results for: set main methods SYMBOL/OBJ/STRING?NUMBER

SET number

SET string

SET obj

SET symbol

SET mixed