Script Preparation code:
Tests:
  • JSON.stringify + parse

  • structuredClone

  • just JSON.stringify

  • just JSON.parse

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    JSON.stringify + parse
    structuredClone
    just JSON.stringify
    just JSON.parse

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one month ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0
Firefox 138 on Windows
View result in a separate tab
Test name Executions per second
JSON.stringify + parse 1578.0 Ops/sec
structuredClone 1198.6 Ops/sec
just JSON.stringify 3663.8 Ops/sec
just JSON.parse 2847.2 Ops/sec