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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36
Chrome 138
Mac OS X 10.15.7
Desktop
one year ago
getElementsByClassName
60.4M/s
getElementsByID
47.2M/s
querySelector
37.5M/s
querySelector (ID)
14.0M/s
querySelectorAll
10.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 60,421,728 Ops/sec
getElementsByID 47,220,600 Ops/sec
querySelector 37,535,472 Ops/sec
querySelector (ID) 13,994,576 Ops/sec
querySelectorAll 10,075,381 Ops/sec
HTML Preparation code:
Tests: