Run results for: Array filter vs. for loop - with for in -cc

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:142.0) Gecko/20100101 Firefox/142.0

Browser: Firefox 142

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 11 months ago

Filter

39.2M/s

For

6.0M/s

For in

2.5M/s

View exact numbers

Script Preparation code:

var arr = [1,2,3,4,5,6,7,8,9,0], farr;

Tests:

Filter
farr = arr.filter(function(item) { return (item>4); });
For
for (var i=0,len=arr.length;i<len;i++) { if (arr[i]<5) continue; farr.push(arr[i]); }
For in
for (var i of arr) { if (arr[i]>4) farr.push(arr[i]); }