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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/135 Version/11.1.1 Safari/605.1.15
Safari 11
Mac OS X 10.15.7
Desktop
one year ago
getElementsByID
44.0M/s
getElementsByClassName
36.1M/s
querySelectorAll
13.2M/s
querySelector
6.5M/s
querySelector (ID)
5.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 44,047,176 Ops/sec
getElementsByClassName 36,138,536 Ops/sec
querySelectorAll 13,203,960 Ops/sec
querySelector 6,469,792 Ops/sec
querySelector (ID) 5,115,058 Ops/sec
HTML Preparation code:
Tests: