Run results for: JQuery: find vs selector vs scoped selector - Attr

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36

Browser: Chrome 102

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
find with "find"	862508.2 Ops/sec
find with selector and scope	716329.7 Ops/sec
find with selector	304538.6 Ops/sec

HTML Preparation code:

<div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div>
<div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div>
<a class="parent" >
  <div><div><div></div><div><div><div></div><div><div><div>
    <span data-pew="child">Need span</span>
    <div></div></div></div></div></div></div></div><div></div></div>
  <svg class="icon md-16 icon-shevron-right text-muted"></svg>
</a>
<div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div><div><div><div></div><div><div><div></div><div><div><div>
    <span>pew</span>
    <div></div></div></div></div></div></div></div><div></div></div>
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.js'></script>

Script Preparation code:

var $element = $(".parent");

Tests:

find with "find"
$element.find("[data-pew='child']");
find with selector and scope
$("[data-pew='child']", $element);
find with selector
$("[data-pew='child']");

Run results for: JQuery: find vs selector vs scoped selector - Attr

Test which solution find quicker element

find with "find"

find with selector and scope

find with selector