MeasureThat.net
  • Create a benchmark
  • Online Toolsnew
  • About
  • Feedback
  • Buy me a coffeeBuy me a coffee

Run results for: document.querySelectorAll (from document) vs parent.querySelectorAll (from an element)

Comparing speed of that on a large sample HTML document.

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Firefox 59
Windows
Other
6 years ago
Test name Executions per second
document.querySelectorAll 223.6 Ops/sec
parent.querySelectorAll 980814.3 Ops/sec
Website performance monitoring
HTML Preparation code:
Script Preparation code:
Tests:

  • document.querySelectorAll

  • parent.querySelectorAll