MeasureThat.net

Run results for: getElementsByClassName()[0] vs querySelectorAll

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Chrome 135
Windows
Desktop
8 days ago
Test name Executions per second
By Class Name 4368757.0 Ops/sec
Query Selector 6230299.0 Ops/sec
HTML Preparation code:
Tests:

  • By Class Name

  • Query Selector