wp_get_attachment_metadata()
Retrieves attachment metadata for attachment ID.
WordPress File wp-includes/post.php
wp_get_attachment_thumb_file()
Retrieve thumbnail for an attachment.
wp_get_attachment_thumb_url()
Retrieve URL for an attachment thumbnail.
wp_get_attachment_url()
Retrieve the URL for an attachment.
wp_get_original_image_path()
Retrieves the path to an uploaded image file.
wp_get_original_image_url()
Retrieve the URL to an original attachment image.
wp_get_post_categories()
Retrieve the list of categories for a post.
wp_get_post_parent_id()
Returns the ID of the post’s parent.
wp_get_post_tags()
Retrieve the tags for a post.
wp_get_post_terms()
Retrieves the terms for a post.