Benchmark: splice or filter

HTML Preparation code:

<script>
    const array = ["first", "second", "third", "asdawd", "cxzcas", "ljjjln", "dfh93fsad9", "asdfeh5", "dsag442", "gdsgds", "fdsfrhdgr"];
</script>

Script Preparation code:

function spliceIt(array, elementIdx) {
    const newArr = [...array]
    newArr.splice(elementIdx, 1);
    return newArr;
}

function filterIt(array, elementIdx) {
    return array.filter((el, idx) => idx !== elementIdx);
}

Tests:

filter
filterIt(array, 5);
splice
spliceIt(array, 5);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
filter
splice

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 9 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36

Browser/OS: Chrome 139 on Windows

View result in a separate tab

Test name	Executions per second
filter	15939967.0 Ops/sec
splice	9229228.0 Ops/sec

Related benchmarks:

splice or filter (version: 1)

Comparing performance of: filter vs splice

Created: one year ago by: Guest

Jump to the latest result

filter

splice

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A