Run results for: for vs array functions

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36

Browser: Chrome 70

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
for	5197.5 Ops/sec
foreach	9414.8 Ops/sec

Script Preparation code:

var arr='giyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciqueieuhqzuiehfuiegfyuegfpegrygrypiop634927chmiuqefdyiqdetfcityrfiwecfiuegciquegiyrxgfoyugrxeupqzuehfgfccsydgfpxwieuhqzuiehfuiegfyui'.split('');
var a;

Tests:

for
const k = (b) => {a=b} for(let i=0; i < 1000; ){k(arr[i++])};
foreach
arr.forEach((b)=>{a=b});

Run results for: for vs array functions

for

foreach