Set vs Object vs Map doing stuff with clones testtttt
Date tested:
2 months ago
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Test name
Executions per second
Set
87.7 Ops/sec
Object
3.7 Ops/sec
Map
13.5 Ops/sec
Benchmark definition (click to collapse):
Script Preparation code:
const set = new Set(); for (let i = 0; i < 10000; ++i) { set.add(`key_${i}`); } const obj = {}; for (let i = 0; i < 10000; ++i) { obj[`key_${i}`] = true; } const map = new Map(); for (let i = 0; i < 10000; ++i) { map.set(`key_${i}`, true); }
Tests:
Set
let result = 0; for (let j = 0; j < 100; ++j) { const clone = new Set(set); } console.log(result);
Object
let result = 0; for (let j = 0; j < 100; ++j) { const clone = {...obj}; } console.log(result);
Map
let result = 0; for (let j = 0; j < 100; ++j) { const clone = new Map(map); } console.log(result);
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