Run results for: range generator vs array vs for

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:121.0) Gecko/20100101 Firefox/121.0

Browser: Firefox 121

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 2 years ago

for

730/s

array

432/s

generator

361/s

View exact numbers

Tests:

generator
function* range(a, b) { do { yield a; } while ((a += 1) < b); } let total = 0; for (let ii of range(0,100000)) { total += ii; }
array
function range(a, b) { let arr = []; for (i = a; i < b; i++) { arr.push(i); } return arr; } let total = 0; for (let ii of range(0, 100000)) { total += ii; }
for
function range(a, b) { let arr = []; return arr; } let total = 0; for (i = 0; i < 100000; i++) { total += i; }