Run results for: Math.random vs Date.now

Which is best for generating a unique key?

Go to the benchmark
Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3 Mobile/15E148 Safari/604.1
Mobile Safari 18
iOS 18.3
Mobile
one year ago
Test name Executions per second
Math.random 437557184.0 Ops/sec
Date.now 36648448.0 Ops/sec
Tests:

  • Math.random

  • Date.now