Run results for: JQuery: find with selected selector vs filter selected selector

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

with selected selector

339K/s

with selected selector in filter

311K/s

View exact numbers

Test name	Executions per second
✓ with selected selector	339,304 Ops/sec
with selected selector in filter	310,629 Ops/sec

HTML Preparation code:

<select id="items">
  <option value="1"></option>
  <option value="2"></option>
  <option value="3"></option>
  <option value="4"></option>
  <option value="5"></option>
  <option value="6"></option>
  <option value="7"></option>
  <option value="8"></option>
  <option value="9"></option>
  <option value="10"></option>
</select>

<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.js'></script>

Script Preparation code:

var $itemsElement = $("#items");
$itemsElement.val("5");

Tests:

with selected selector
$itemsElement.find("option:selected");
with selected selector in filter
$itemsElement.find("option").filter(":selected");

Run results for: JQuery: find with selected selector vs filter selected selector

find the best solution for optimize getting selected option

with selected selector

with selected selector in filter