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Add Post Class if Post has Thumbnail

Snippets by IsItWP

Are you looking for a way to add post class if your post has a featured image? We have created a quick code snippet that you can use to add post class if post has thumbnail in WordPress.

Instructions:

All you have to do is add this code to your theme’s functions.php file or in a site-specific plugin:

<?php
// add class if post has thumbnail
function has_thumb_class($classes) {
	global $post;
	if( has_post_thumbnail($post->ID) ) { $classes[] = 'has_thumb'; }

		return $classes;
}
add_filter('post_class', 'has_thumb_class');
?>

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.

If you liked this code snippet, please consider checking out our other articles on the site like: 9 best WordPress help desk plugins for customer support and how to create a contact form on WordPress.

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