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HomeWeb Front-endJS TutorialHow to Reverse the Order of Elements When Using jQuery\'s .each() Method?

How to Reverse the Order of Elements When Using jQuery's .each() Method?

How to Execute jQuery's .each() Method in Reverse Order

In various scenarios, developers may need to traverse elements in the reverse order in which jQuery typically selects them. For instance, consider the following HTML structure:

<code class="html"><ul>
   <li>Item 1</li>
   <li>Item 2</li>
   <li>Item 3</li>
   <li>Item 4</li>
   <li>Item 5</li>
</ul></code>

To iterate over these

  • elements in reverse order using jQuery's .each() method, the following approach can be employed:
    <code class="javascript">$($("li").get().reverse()).each(function() { /* ... */ });</code>

    This code effectively achieves the desired functionality by:

    1. Selecting all
    2. elements using $("li").
    3. Converting the jQuery object into a native array using $.get().
    4. Reversing the array to change the order of elements.
    5. Passing the reversed array back to jQuery using $() to create a new jQuery object.
    6. Applying the .each() method to the newly created jQuery object, ensuring that the elements are iterated in the reversed order.
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