Run results for: Set constructor from array.map vs array.forEach(.add)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

.add

28/s

new Set

28/s

View exact numbers

Test name	Executions per second
✓ .add	28 Ops/sec
new Set	28 Ops/sec

Script Preparation code:

let sourceArray = []
for(let i=1; i<1000000; i++) {
 sourceArray.push(i) 
}

Tests: