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Run results for:
EcmaScript6 Int16Array vs regular JS array
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<iframe src="https://measurethat.net/Embed?id=592617" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Browser:
Chrome 133
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Int16Array
5046234.0 Ops/sec
Plain JS array
4455768.0 Ops/sec
Script Preparation code:
var int16 = new Int16Array(100); var regular = []; for(var i=0;i<100;i++){ int16[i] = i; regular.push(i); }
Tests:
Int16Array
var sum = 0; for(var i=0;i<100;i++){ sum = sum + int16[i]; }
Plain JS array
var sum = 0; for(var i=0;i<100;i++){ sum = sum + regular[i]; }