Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:131.0) Gecko/20100101 Firefox/131.0
Firefox 131
Windows
Desktop
one year ago
getElementsByID
13.5M/s
getElementsByClassName
13.4M/s
querySelector
7.0M/s
querySelector (ID)
6.9M/s
querySelectorAll
2.2M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 13,529,457 Ops/sec
getElementsByClassName 13,367,320 Ops/sec
querySelector 7,024,110 Ops/sec
querySelector (ID) 6,941,918 Ops/sec
querySelectorAll 2,190,580 Ops/sec
HTML Preparation code:
Tests: