Run results for: JQuery: compare approaches for getting first option

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.71 Safari/537.36

Browser: Chrome 94

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
using first child selector	141509.2 Ops/sec
using nth child	128637.5 Ops/sec
using first function	148397.0 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var $element = $("#action");

Tests:

using first child selector
$element.find("option:first-child");
using nth child
$element.find("option:nth-child(1)");
using first function
$element.find("option").first();

Run results for: JQuery: compare approaches for getting first option

compare which approach is better for getting first option from select

using first child selector

using nth child

using first function