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Run results for:
Math.random vs Date.now
Which is best for generating a unique key?
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<iframe src="https://measurethat.net/Embed?id=596060" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:137.0) Gecko/20100101 Firefox/137.0
Browser:
Firefox 137
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Math.random
1063022656.0 Ops/sec
Date.now
17049372.0 Ops/sec
Tests:
Math.random
Math.random()
Date.now
Date.now()