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:124.0) Gecko/20100101 Firefox/124.0
Firefox 124
Windows
Desktop
2 years ago
getElementsByID
7.3M/s
getElementsByClassName
6.4M/s
querySelector
3.9M/s
querySelector (ID)
3.5M/s
querySelectorAll
1.5M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 7,278,010 Ops/sec
getElementsByClassName 6,393,702 Ops/sec
querySelector 3,850,146 Ops/sec
querySelector (ID) 3,519,537 Ops/sec
querySelectorAll 1,507,594 Ops/sec
HTML Preparation code:
Tests: