Run results for: for vs for in vs for each vs for of

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:72.0) Gecko/20100101 Firefox/72.0

Browser: Firefox 72

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Tests:

for
const arr = [1,2,3,4,5,6,7,8,9,10]; for (var i = 0; i < arr.length; i++){ var number = arr[i]; }
for of
const arr = [1,2,3,4,5,6,7,8,9,10]; for (var n of arr){ var number = n; }
for in
const arr = [1,2,3,4,5,6,7,8,9,10]; for (var i in arr){ var number = arr[i]; }
forEach
const arr = [1,2,3,4,5,6,7,8,9,10]; arr.forEach(n => { var number = n; });
for 2
const arr = [1,2,3,4,5,6,7,8,9,10]; for (var i = 0, n = arr.length; i < n; i++){ var number = arr[i]; }
while with shift
const arr = [1,2,3,4,5,6,7,8,9,10]; while(arr.length) { var number = arr.shift(); }
while
const arr = [1,2,3,4,5,6,7,8,9,10]; var i = 0; var n = arr.length; while(i < n) { var number = arr[i]; ++i; }
while with length reduction
const arr = [1,2,3,4,5,6,7,8,9,10]; var len = arr.length; while (len--) { var number = arr[len]; }
for reverse
const arr = [1,2,3,4,5,6,7,8,9,10]; for (var i = arr.length; i >= 0; --i){ var number = arr[i]; }