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Run results for:
let vs var for loop
let vs var for loop
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<iframe src="https://measurethat.net/Embed?id=573409" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:133.0) Gecko/20100101 Firefox/133.0
Browser:
Firefox 133
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
let
31.5 Ops/sec
var
31.3 Ops/sec
Tests:
let
for (let i = 0; i < 100000000; i++) {}
var
for (var i = 0; i < 100000000; i++) {}