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Run results for:
filter.foreach vs foreach with condition
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Browser:
Chrome 130
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
forEach
647.2 Ops/sec
filter
668.4 Ops/sec
Script Preparation code:
var arr = []; for (var i = 0; i < 12345; i++) { arr[i] = i; } var sumForEach = 0, sumFilter = 0;
Tests:
forEach
arr.forEach((item) =>{if(item%2 == 0){ sumForEach++; }});
filter
arr.filter((item) => item%2 == 0).forEach((item) => { sumFilter++; });