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Run results for:
Math.random vs Date.now
Which is best for generating a unique key?
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Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:134.0) Gecko/20100101 Firefox/134.0
Browser:
Firefox 134
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Benchmark engine:
Benchmark.js
Math.random
2770.9M/s
Date.now
20.6M/s
View exact numbers
Test name
Executions per second
✓
Math.random
2,770,875,136 Ops/sec
Date.now
20,620,866 Ops/sec
Tests:
Math.random
Math.random()
Date.now
Date.now()