MeasureThat.net

Run results for: Get elements by tag and class, vs. only tag, vs. only class

Get elements by tag and class, vs. only tag, vs. only class. With querySelectorAll, getElementsByClassName, and getElementsByTagName.

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:83.0) Gecko/20100101 Firefox/83.0
Firefox 83
Windows
Desktop
4 years ago
Test name Executions per second
querySelectorAll tag & class 909826.1 Ops/sec
querySelectorAll only tag 1079016.9 Ops/sec
querySelectorAll only class 1071265.9 Ops/sec
getElementsByClassName 4909346.0 Ops/sec
getElementsByTagName 4799613.0 Ops/sec
HTML Preparation code:
Tests:

  • querySelectorAll tag & class

  • querySelectorAll only tag

  • querySelectorAll only class

  • getElementsByClassName

  • getElementsByTagName