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:138.0) Gecko/20100101 Firefox/138.0
Firefox 138
Windows
Desktop
one year ago
getElementsByID
16.6M/s
getElementsByClassName
16.5M/s
querySelector (ID)
8.3M/s
querySelector
7.0M/s
querySelectorAll
4.0M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 16,597,741 Ops/sec
getElementsByClassName 16,517,488 Ops/sec
querySelector (ID) 8,329,018 Ops/sec
querySelector 7,001,460 Ops/sec
querySelectorAll 4,007,998 Ops/sec
HTML Preparation code:
Tests: