has_post_thumbnail( int|WP_Post $post = null )
Determines whether a post has an image attached.
Description Description
For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.
Parameters Parameters
- $post
-
(int|WP_Post) (Optional) Post ID or WP_Post object. Default is global
$post.Default value: null
Return Return
(bool) Whether the post has an image attached.
Source Source
File: wp-includes/post-thumbnail-template.php
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function has_post_thumbnail( $post = null ) { $thumbnail_id = get_post_thumbnail_id( $post ); $has_thumbnail = (bool) $thumbnail_id; /** * Filters whether a post has a post thumbnail. * * @since 5.1.0 * * @param bool $has_thumbnail true if the post has a post thumbnail, otherwise false. * @param int|WP_Post|null $post Post ID or WP_Post object. Default is global `$post`. * @param int|string $thumbnail_id Post thumbnail ID or empty string. */ return (bool) apply_filters( 'has_post_thumbnail', $has_thumbnail, $post, $thumbnail_id );} |
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Changelog Changelog
| Version | Description |
|---|---|
| 4.4.0 | $post can be a post ID or WP_Post object. |
| 2.9.0 | Introduced. |