document getElementsByTagName vs querySelectorAll (version: 1)

Comparing performance of: getElementsByTagName vs querySelectorAll

Created: one year ago by: Guest
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HTML Preparation code:
Tests:

  • getElementsByTagName

  • querySelectorAll

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    getElementsByTagName
    querySelectorAll

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 2 months ago)
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.2 Mobile/15E148 Safari/604.1
Mobile Safari 26 on iOS 18.7
View result in a separate tab
Test name Executions per second
getElementsByTagName 56324228.0 Ops/sec
querySelectorAll 12095381.0 Ops/sec
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