Run results for: Array.splice vs Array.filter V223

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:147.0) Gecko/20100101 Firefox/147.0

Browser: Firefox 147

Operating system: Linux

Device Platform: Desktop

Date tested: 6 months ago

filter It

94.7M/s

Splice It

16.8M/s

View exact numbers

Test name	Executions per second
✓ filter It	94,693,648 Ops/sec
Splice It	16,800,106 Ops/sec

HTML Preparation code:

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

Script Preparation code:

function spliceIt(array){
	const indexToRemove = array.findIndex((el) => el === "asdfeh5")
  array.splice(indexToRemove, 1);
}

function filterIt(array){
  array = array.filter((el) => el !== "asdfeh5");
}

Tests:

Splice It
spliceIt(array, 5);
filter It
filterIt(array, 5);

Run results for: Array.splice vs Array.filter V223

Test a speed difference between these 2 approaches

Splice It

filter It