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) Version/17.5 Safari/605.1.15
Safari 17
Mac OS X 10.15.7
Desktop
one year ago
getElementsByID
72.0M/s
getElementsByClassName
42.9M/s
querySelectorAll
15.8M/s
querySelector (ID)
8.3M/s
querySelector
7.8M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 71,953,952 Ops/sec
getElementsByClassName 42,867,364 Ops/sec
querySelectorAll 15,848,535 Ops/sec
querySelector (ID) 8,320,872 Ops/sec
querySelector 7,831,738 Ops/sec
HTML Preparation code:
Tests: