How To Add a Class to the Featured Image (Post Thumbnail)

Snippets by IsItWP

Ever wanted to add a class to the Featured Image (a.k.a. Post Thumbnail)? This snippet will add an extra class to the post thumbnail in a theme template.


Add this snippet inside the loop of a WordPress theme template.

if ( has_post_thumbnail() ) { 
  the_post_thumbnail('medium', array('class' => 'alignleft'));

Note: If this is your first time adding code snippets in WordPress, then please refer to our guide on how to properly copy / paste code snippets in WordPress, so you don’t accidentally break your site.

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Comments   Leave a Reply

  1. this doesn’t work, this REPLACES the set of classes by your own

  2. Hi How can i add a div as parent element to the image? thanks

    1. You won’t be able to with the code above. However you could do the following

      if ( has_post_thumbnail() ) {
      echo '';

      1. Where should I paste the code sire

  3. Freelance Web Designer May 20, 2016 at 7:53 am

    Thank you, it’s working 🙂

  4. saved my day!!! Thank you

  5. Thank you 😉 I was looking for it 😉

    Happy new year!

  6. Thx a lot!! This is what I was looking for!!

  7. Thx a lot!! This is what I was lokking for!!

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