MeasureThat.net

Run results for: querySelector vs getElementsByName vs getElementById vs getElementsByClassName

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36 Edg/108.0.1462.54
Chrome 108
Windows
Desktop
2 years ago
Test name Executions per second
querySelector 2782130.2 Ops/sec
getElementsByName 5011171.0 Ops/sec
getElementById 5258098.0 Ops/sec
getElementsByClassName 4976042.5 Ops/sec
HTML Preparation code:
AخA
 
1
<div name='test' id='test' class='test'></div>
Tests:

  • querySelector

     
    document.querySelector('#test')

  • getElementsByName

     
    document.getElementsByName('div[name="#test"]')

  • getElementById

     
    document.getElementById('test')

  • getElementsByClassName

     
    document.getElementsByClassName(".test")