Run results for: Loop test - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 136

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Benchmark engine: Benchmark.js

Backwards for

247K/s

Indexed for

238K/s

Backwards while

220K/s

For in

18K/s

View exact numbers

Script Preparation code:

var arr = [];
for(var i=0;i<1000;i++){
    arr.push(i);
}

Tests:

Indexed for
var sum = 0 for(var i=0,len = arr.length;i<len;i++){ sum += arr[i]; }
For in
var sum = 0 for(var a in arr){ sum += a; }
Backwards for
var sum = 0 for(var i=arr.length-1;i>=0;i--){ sum += arr[i]; }
Backwards while
var sum = 0 var i = arr.length; while(i--){ sum += arr[i]; }