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/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Chrome 134
Mac OS X 10.15.7
Desktop
one year ago
getElementsByClassName
42.3M/s
getElementsByID
28.6M/s
querySelector
22.3M/s
querySelector (ID)
11.1M/s
querySelectorAll
8.5M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 42,331,824 Ops/sec
getElementsByID 28,609,080 Ops/sec
querySelector 22,277,426 Ops/sec
querySelector (ID) 11,059,124 Ops/sec
querySelectorAll 8,467,696 Ops/sec
HTML Preparation code:
Tests: