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Run results for:
null vs undefined iiffe
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Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0
Browser:
Firefox 144
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
6 months ago
Test name
Executions per second
null case
3432364.0 Ops/sec
undefined case
2544217.8 Ops/sec
Tests:
null case
for (let i = 0; i < 1000; i++) { null; }
undefined case
(function(undefined) { for (let i = 0; i < 1000; i++) { undefined; } })()