MeasureThat.net

Run results for: querySelector vs getElementsByName vs getElementById vs getElementsByClassName

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:105.0) Gecko/20100101 Firefox/105.0
Firefox 105
Windows 7
Desktop
2 years ago
Test name Executions per second
querySelector 1206251.2 Ops/sec
getElementsByName 1151772.9 Ops/sec
getElementById 1096766.1 Ops/sec
getElementsByClassName 1144397.5 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")