Run results for: JS Map foreach vs for of

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

for... of

72K/s

foreach

71K/s

View exact numbers

Test name	Executions per second
✓ for... of	72,289 Ops/sec
foreach	70,802 Ops/sec

Script Preparation code:

var testMap = new Map();
for(let i=0; i<1000; i++) {
 	testMap.set(`key${i}`,`value${i}`);                    
}

Tests: