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

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Run details:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0
Firefox 138
Ubuntu
Desktop
one year ago
getElementsByID
11.4M/s
getElementsByClassName
11.3M/s
querySelector
5.5M/s
querySelector (ID)
5.5M/s
querySelectorAll
2.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 11,364,131 Ops/sec
getElementsByClassName 11,296,296 Ops/sec
querySelector 5,514,980 Ops/sec
querySelector (ID) 5,475,742 Ops/sec
querySelectorAll 2,402,560 Ops/sec
HTML Preparation code:
Tests: