Run results for: Object vs Map with string key

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

obj

45K/s

map

26K/s

View exact numbers

Test name	Executions per second
✓ obj	44,583 Ops/sec
map	25,579 Ops/sec

Tests:

obj
const key = 'discover_more'; const obj = { [key]: 123456789 }; let a; for(let i = 0; i < 100000; i += 1){ a = obj[key]; }
map
const key = 'discover_more'; const map = new Map(); map.set(key, 123456789); let a; for(let i = 0; i < 100000; i += 1){ a= map.get(key); }