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 querySelector vs getElementsByClassName[0] Perf (version: 0)

Comparing performance of: QuerySelector vs GetElementsByClassName[0]

Created: 5 years ago by: Guest
Jump to the latest result
HTML Preparation code:
Tests:

  • QuerySelector

  • GetElementsByClassName[0]

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    QuerySelector
    GetElementsByClassName[0]

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: 5 years ago)
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Chrome 70 on Windows 7
View result in a separate tab
Test name Executions per second
QuerySelector 1465859.0 Ops/sec
GetElementsByClassName[0] 1418028.0 Ops/sec