Run results for: Map.has vs Map.get

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0

Browser: Chrome 131

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

get

3K/s

has

2K/s

View exact numbers

Test name	Executions per second
✓ get	3,061 Ops/sec
has	2,174 Ops/sec

HTML Preparation code:


<div id=''></div>

Script Preparation code:

const map = new Map();
map.set("foo", 1);
const map1 = new Map();
map1.set("foo", 1);
let count = 10000;

Tests:

has
const map = new Map(); map.set("foo", 1); for(let i = 0; i < 10000; i ++){ if(map.has("foo")){ map.set("foo", map.get("foo") + 1); } }
get
const map1 = new Map(); map1.set("foo", 1); for(let i = 0; i < 10000; i ++){ const num = map1.get("foo"); if(num){ map1.set("foo", num + 1); } }