How to show WordPress featured image caption without a plugin

How to show WordPress featured image caption without a plugin

This WordPress snippet will allow you to show the image caption for the featured image in your WordPress posts without using a plugin.

Instructions
Add this code your theme files (ie. single.php) where you are displaying the image.
ur image.

<?php if (get_post( get_post_thumbnail_id())->post_content);  // check if image has caption added ?>
     <div class="featured_image_caption">
          <?php echo wp_kses_post(get_post( get_post_thumbnail_id() )->post_content ); // outputs image caption ?>
     </div>
<?php endif; ?>

*you can replace post_excerpt with post_content to get the image description etc.