Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36
Chrome 81
Mac OS X 10.15.4
Desktop
4 years ago
Test name Executions per second
Math.random() 7927868.5 Ops/sec
crypto.getRandomValues() 231936.6 Ops/sec
Tests:
  • Math.random()

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

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