hasAttribute vs. getAttribute vs. classList.contains vs. className vs. tagName (version: 1)

Comparing performance of: hasAttribute vs getAttribute vs classList vs hasAttribute single vs getAttribute single vs classList single vs className vs tagName

Created: one year ago by: Guest
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HTML Preparation code:
Tests:
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    hasAttribute
    getAttribute
    classList
    hasAttribute single
    getAttribute single
    classList single
    className
    tagName

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36
Chrome 109 on Windows
View result in a separate tab
hasAttribute single
10.7M/s
className
10.2M/s
tagName
8.2M/s
hasAttribute
6.6M/s
getAttribute single
6.5M/s
getAttribute
6.2M/s
classList single
5.2M/s
classList
5.1M/s
View exact numbers
Test name Executions per second
✓ hasAttribute single 10,699,137 Ops/sec
className 10,223,679 Ops/sec
tagName 8,157,088 Ops/sec
hasAttribute 6,632,098 Ops/sec
getAttribute single 6,492,219 Ops/sec
getAttribute 6,196,778 Ops/sec
classList single 5,155,564 Ops/sec
classList 5,114,788 Ops/sec

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