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

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Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Mobile/15E148 Safari/604.1
Mobile Safari 17
iOS 17.6.1
Mobile
one year ago
getElementsByID
60.0M/s
getElementsByClassName
55.1M/s
querySelectorAll
21.2M/s
querySelector
10.3M/s
querySelector (ID)
9.3M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 59,997,532 Ops/sec
getElementsByClassName 55,137,824 Ops/sec
querySelectorAll 21,231,974 Ops/sec
querySelector 10,258,877 Ops/sec
querySelector (ID) 9,303,341 Ops/sec
HTML Preparation code:
Tests: