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:136.0) Gecko/20100101 Firefox/136.0
Firefox 136
Windows
Desktop
one year ago
getElementsByClassName
6.7M/s
getElementsByID
6.6M/s
querySelector
4.0M/s
querySelector (ID)
3.9M/s
querySelectorAll
1.9M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 6,689,432 Ops/sec
getElementsByID 6,614,638 Ops/sec
querySelector 4,020,708 Ops/sec
querySelector (ID) 3,896,564 Ops/sec
querySelectorAll 1,938,159 Ops/sec
HTML Preparation code:
Tests: