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

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Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:136.0) Gecko/20100101 Firefox/136.0
Firefox 136
Linux
Desktop
one year ago
getElementsByID
7.4M/s
getElementsByClassName
7.3M/s
querySelector (ID)
4.1M/s
querySelector
4.0M/s
querySelectorAll
2.0M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 7,446,447 Ops/sec
getElementsByClassName 7,261,796 Ops/sec
querySelector (ID) 4,072,108 Ops/sec
querySelector 4,045,332 Ops/sec
querySelectorAll 2,040,069 Ops/sec
HTML Preparation code:
Tests: