Title: Search Results for “thumbnail” | Developer.WordPress.org --- Search Functions Hooks Classes Methods Select resource to search 47 results found for “thumbnail”. Showing results 1 to 25. * hook[post_thumbnail_id](https://developer.wordpress.org/reference/hooks/post_thumbnail_id/) * Filters the post thumbnail ID. * Used by [1 function](https://developer.wordpress.org/reference/hooks/post_thumbnail_id/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/post_thumbnail_id/#uses) | Source: [wp-includes/post-thumbnail-template.php:70](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L70-L70) * hook[embed_thumbnail_id](https://developer.wordpress.org/reference/hooks/embed_thumbnail_id/) * Filters the thumbnail image ID for use in the embed template. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/embed_thumbnail_id/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/embed_thumbnail_id/#uses) | Source: [wp-includes/theme-compat/embed-content.php:32](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/theme-compat/embed-content.php#L32-L32) * hook[has_post_thumbnail](https://developer.wordpress.org/reference/hooks/has_post_thumbnail/) * Filters whether a post has a post thumbnail. * Used by [1 function](https://developer.wordpress.org/reference/hooks/has_post_thumbnail/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/has_post_thumbnail/#uses) | Source: [wp-includes/post-thumbnail-template.php:38](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L38-L38) * function[has_post_thumbnail()](https://developer.wordpress.org/reference/functions/has_post_thumbnail/) * Determines whether a post has an image attached. * Used by [4 functions](https://developer.wordpress.org/reference/functions/has_post_thumbnail/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/has_post_thumbnail/#uses) | Source: [wp-includes/post-thumbnail-template.php:25](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L25-L39) * hook[post_thumbnail_url](https://developer.wordpress.org/reference/hooks/post_thumbnail_url/) * Filters the post thumbnail URL. * Used by [1 function](https://developer.wordpress.org/reference/hooks/post_thumbnail_url/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/post_thumbnail_url/#uses) | Source: [wp-includes/post-thumbnail-template.php:269](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L269-L269) * function[set_post_thumbnail()](https://developer.wordpress.org/reference/functions/set_post_thumbnail/) * Sets the post thumbnail (featured image) for the given post. * Used by [7 functions](https://developer.wordpress.org/reference/functions/set_post_thumbnail/#used-by) | Uses [5 functions](https://developer.wordpress.org/reference/functions/set_post_thumbnail/#uses) | Source: [wp-includes/post.php:8115](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post.php#L8115-L8126) * function[the_post_thumbnail()](https://developer.wordpress.org/reference/functions/the_post_thumbnail/) * Displays the post thumbnail. * Used by [0 functions](https://developer.wordpress.org/reference/functions/the_post_thumbnail/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/the_post_thumbnail/#uses) | Source: [wp-includes/post-thumbnail-template.php:91](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L91-L93) * hook[post_thumbnail_html](https://developer.wordpress.org/reference/hooks/post_thumbnail_html/) * Filters the post thumbnail HTML. * Used by [1 function](https://developer.wordpress.org/reference/hooks/post_thumbnail_html/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/post_thumbnail_html/#uses) | Source: [wp-includes/post-thumbnail-template.php:236](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L236-L236) * hook[post_thumbnail_size](https://developer.wordpress.org/reference/hooks/post_thumbnail_size/) * Filters the post thumbnail size. * Used by [1 function](https://developer.wordpress.org/reference/hooks/post_thumbnail_size/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/post_thumbnail_size/#uses) | Source: [wp-includes/post-thumbnail-template.php:184](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L184-L184) * function[wp_create_thumbnail()](https://developer.wordpress.org/reference/functions/wp_create_thumbnail/) * This was once used to create a thumbnail from an Image given a maximum side size. * Used by [0 functions](https://developer.wordpress.org/reference/functions/wp_create_thumbnail/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/functions/wp_create_thumbnail/#uses) | Source: [wp-admin/includes/deprecated.php:1135](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/deprecated.php#L1135-L1138) * hook[wp_create_thumbnail](https://developer.wordpress.org/reference/hooks/wp_create_thumbnail/) * Used by [0 functions](https://developer.wordpress.org/reference/hooks/wp_create_thumbnail/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/wp_create_thumbnail/#uses) | Source: [wp-admin/includes/deprecated.php:1040](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/deprecated.php#L1040-L1040) * function[delete_post_thumbnail()](https://developer.wordpress.org/reference/functions/delete_post_thumbnail/) * Removes the thumbnail (featured image) from the given post. * Used by [5 functions](https://developer.wordpress.org/reference/functions/delete_post_thumbnail/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/delete_post_thumbnail/#uses) | Source: [wp-includes/post.php:8136](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post.php#L8136-L8142) * function[get_post_thumbnail_id()](https://developer.wordpress.org/reference/functions/get_post_thumbnail_id/) * Retrieves the post thumbnail ID. * Used by [17 functions](https://developer.wordpress.org/reference/functions/get_post_thumbnail_id/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/functions/get_post_thumbnail_id/#uses) | Source: [wp-includes/post-thumbnail-template.php:53](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L53-L71) * function[get_the_post_thumbnail()](https://developer.wordpress.org/reference/functions/get_the_post_thumbnail/) * Retrieves the post thumbnail. * Used by [1 function](https://developer.wordpress.org/reference/functions/get_the_post_thumbnail/#used-by) | Uses [7 functions](https://developer.wordpress.org/reference/functions/get_the_post_thumbnail/#uses) | Source: [wp-includes/post-thumbnail-template.php:165](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L165-L237) * function[the_post_thumbnail_url()](https://developer.wordpress.org/reference/functions/the_post_thumbnail_url/) * Displays the post thumbnail URL. * Used by [0 functions](https://developer.wordpress.org/reference/functions/the_post_thumbnail_url/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/the_post_thumbnail_url/#uses) | Source: [wp-includes/post-thumbnail-template.php:281](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L281-L287) * function[post_thumbnail_meta_box()](https://developer.wordpress.org/reference/functions/post_thumbnail_meta_box/) * Displays post thumbnail meta box. * Used by [0 functions](https://developer.wordpress.org/reference/functions/post_thumbnail_meta_box/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/post_thumbnail_meta_box/#uses) | Source: [wp-admin/includes/meta-boxes.php:1485](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/meta-boxes.php#L1485-L1488) * function[set_post_thumbnail_size()](https://developer.wordpress.org/reference/functions/set_post_thumbnail_size/) * Registers an image size for the post thumbnail. * Used by [0 functions](https://developer.wordpress.org/reference/functions/set_post_thumbnail_size/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/set_post_thumbnail_size/#uses) | Source: [wp-includes/media.php:362](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/media.php#L362-L364) * function[_wp_post_thumbnail_html()](https://developer.wordpress.org/reference/functions/_wp_post_thumbnail_html/) * Returns HTML for the post thumbnail meta box. * Used by [3 functions](https://developer.wordpress.org/reference/functions/_wp_post_thumbnail_html/#used-by) | Uses [10 functions](https://developer.wordpress.org/reference/functions/_wp_post_thumbnail_html/#uses) | Source: [wp-admin/includes/post.php:1646](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1646-L1708) * hook[admin_post_thumbnail_html](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_html/) * Filters the admin post thumbnail HTML markup to return. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_html/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_html/#uses) | Source: [wp-admin/includes/post.php:1707](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1707-L1707) * hook[admin_post_thumbnail_size](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_size/) * Filters the size used to display the post thumbnail image in the ‘Featured image’ meta box. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_size/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_size/#uses) | Source: [wp-admin/includes/post.php:1678](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1678-L1678) * hook[attachment_thumbnail_args](https://developer.wordpress.org/reference/hooks/attachment_thumbnail_args/) * Filters the parameters for the attachment thumbnail creation. * Used by [1 function](https://developer.wordpress.org/reference/hooks/attachment_thumbnail_args/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/attachment_thumbnail_args/#uses) | Source: [wp-admin/includes/image.php:660](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/image.php#L660-L660) * hook[embed_thumbnail_image_size](https://developer.wordpress.org/reference/hooks/embed_thumbnail_image_size/) * Filters the thumbnail image size for use in the embed template. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/embed_thumbnail_image_size/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/embed_thumbnail_image_size/#uses) | Source: [wp-includes/theme-compat/embed-content.php:59](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/theme-compat/embed-content.php#L59-L59) * function[get_the_post_thumbnail_url()](https://developer.wordpress.org/reference/functions/get_the_post_thumbnail_url/) * Returns the post thumbnail URL. * Used by [1 function](https://developer.wordpress.org/reference/functions/get_the_post_thumbnail_url/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/functions/get_the_post_thumbnail_url/#uses) | Source: [wp-includes/post-thumbnail-template.php:250](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L250-L270) * function[the_post_thumbnail_caption()](https://developer.wordpress.org/reference/functions/the_post_thumbnail_caption/) * Displays the post thumbnail caption. * Used by [0 functions](https://developer.wordpress.org/reference/functions/the_post_thumbnail_caption/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/the_post_thumbnail_caption/#uses) | Source: [wp-includes/post-thumbnail-template.php:320](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L320-L329) * hook[the_post_thumbnail_caption](https://developer.wordpress.org/reference/hooks/the_post_thumbnail_caption/) * Filters the displayed post thumbnail caption. * Used by [1 function](https://developer.wordpress.org/reference/hooks/the_post_thumbnail_caption/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/the_post_thumbnail_caption/#uses) | Source: [wp-includes/post-thumbnail-template.php:328](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-thumbnail-template.php#L328-L328) 1 [2](https://developer.wordpress.org/search/thumbnail/page/2/?output_format=md) [Next](https://developer.wordpress.org/search/thumbnail/page/2/?output_format=md)