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:132.0) Gecko/20100101 Firefox/132.0
Firefox 132
Linux
Desktop
one year ago
getElementsByClassName
16.0M/s
getElementsByID
13.1M/s
querySelector
9.3M/s
querySelector (ID)
7.7M/s
querySelectorAll
4.0M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 16,016,086 Ops/sec
getElementsByID 13,088,040 Ops/sec
querySelector 9,304,926 Ops/sec
querySelector (ID) 7,654,920 Ops/sec
querySelectorAll 3,955,880 Ops/sec
HTML Preparation code:
Tests: