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Run results for:
Loop test
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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
Test name
Executions per second
Indexed for
237805.7 Ops/sec
For in
17583.8 Ops/sec
Backwards for
247280.7 Ops/sec
Backwards while
219775.8 Ops/sec
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]; }