Random string (version: 1)

Comparing performance of: Math.random().toString(36).substring(2, 12) vs crypto.randomUUID()

Created: one year ago by: Guest
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Tests:

  • Math.random().toString(36).substring(2, 12)

  • crypto.randomUUID()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    Math.random().toString(36).substring(2, 12)
    crypto.randomUUID()

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 11 months ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Chrome 137 on Windows
View result in a separate tab
Test name Executions per second
Math.random().toString(36).substring(2, 12) 6960772.5 Ops/sec
crypto.randomUUID() 1029832.8 Ops/sec
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