Benchmark: Old MutationEvents performance

HTML Preparation code:

<div id="b"></div>

Script Preparation code:

function a(c) {
    c && document.addEventListener('DOMNodeInserted', () => {})
    for (let i = 100; i--;) {
        let element = b.cloneNode()
        document.body.appendChild(element)
        document.body.removeChild(element)
    }
}

Tests:

Normal
a(false)
MutationEvents
a(true)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Normal
MutationEvents

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser/OS: Chrome 126 on Chrome OS 14541.0.0

View result in a separate tab

Normal

4K/s

MutationEvents

35/s

View exact numbers

Test name	Executions per second
✓ Normal	4,046 Ops/sec
MutationEvents	35 Ops/sec

Old MutationEvents performance (version: 1)

Comparing performance of: `Normal vs MutationEvents`

Created: one year ago by: Guest

Go to the latest result

Normal

MutationEvents

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Old MutationEvents performance (version: 1)

Comparing performance of: Normal vs MutationEvents

Created: one year ago by: Guest

Go to the latest result

Normal

MutationEvents

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Related benchmarks

Comparing performance of: `Normal vs MutationEvents`