Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.5 Safari/605.1.15
Safari 13
Mac OS X 10.15.3
Desktop
5 years ago
Test name Executions per second
Math.random() 7129054.5 Ops/sec
crypto.getRandomValues() 1218558.8 Ops/sec
Tests:
  • Math.random()

    AخA
     
    Math.random()
  • crypto.getRandomValues()

     
    crypto.getRandomValues(new Uint32Array(1))[0] / 4294967296