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Run results for:
Math.random vs Date.now
Which is best for generating a unique key?
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:121.0) Gecko/20100101 Firefox/121.0
Browser:
Firefox 121
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Math.random
704.2M/s
Date.now
16.0M/s
View exact numbers
Test name
Executions per second
✓
Math.random
704,150,720 Ops/sec
Date.now
16,009,232 Ops/sec
Tests:
Math.random
Math.random()
Date.now
Date.now()