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<title>[59548] trunk/src/wp-includes/post-thumbnail-template.php: Docs: Update parameter type hints to include `null` for post thumbnail functions.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/59548">59548</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/59548","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>SergeyBiryukov</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2024-12-20 23:33:05 +0000 (Fri, 20 Dec 2024)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Docs: Update parameter type hints to include `null` for post thumbnail functions.
Follow-up to <a href="https://core.trac.wordpress.org/changeset/12320">[12320]</a>, <a href="https://core.trac.wordpress.org/changeset/12351">[12351]</a>, <a href="https://core.trac.wordpress.org/changeset/20646">[20646]</a>, <a href="https://core.trac.wordpress.org/changeset/32618">[32618]</a>, <a href="https://core.trac.wordpress.org/changeset/34167">[34167]</a>, <a href="https://core.trac.wordpress.org/changeset/34373">[34373]</a>, <a href="https://core.trac.wordpress.org/changeset/37915">[37915]</a>.
Props apermo, jasonsa19.
Fixes <a href="https://core.trac.wordpress.org/ticket/62720">#62720</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludespostthumbnailtemplatephp">trunk/src/wp-includes/post-thumbnail-template.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpincludespostthumbnailtemplatephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/post-thumbnail-template.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/post-thumbnail-template.php 2024-12-20 15:41:42 UTC (rev 59547)
+++ trunk/src/wp-includes/post-thumbnail-template.php 2024-12-20 23:33:05 UTC (rev 59548)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -19,7 +19,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 2.9.0
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.4.0 `$post` can be a post ID or WP_Post object.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global `$post`.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return bool Whether the post has an image attached.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function has_post_thumbnail( $post = null ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -46,7 +46,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 5.5.0 The return value for a non-existing post
</span><span class="cx" style="display: block; padding: 0 10px"> * was changed to false instead of an empty string.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global `$post`.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return int|false Post thumbnail ID (which can be 0 if the thumbnail is not set),
</span><span class="cx" style="display: block; padding: 0 10px"> * or false if the post does not exist.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -99,7 +99,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @global WP_Query $wp_query WordPress Query object.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param WP_Query $wp_query Optional. A WP_Query instance. Defaults to the $wp_query global.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param WP_Query|null $wp_query Optional. A WP_Query instance. Defaults to the $wp_query global.
</ins><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function update_post_thumbnail_cache( $wp_query = null ) {
</span><span class="cx" style="display: block; padding: 0 10px"> if ( ! $wp_query ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -156,10 +156,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 2.9.0
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.4.0 `$post` can be a post ID or WP_Post object.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`.
- * @param string|int[] $size Optional. Image size. Accepts any registered image size name, or an array of
- * width and height values in pixels (in that order). Default 'post-thumbnail'.
- * @param string|array $attr Optional. Query string or array of attributes. Default empty.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global `$post`.
+ * @param string|int[] $size Optional. Image size. Accepts any registered image size name, or an array of
+ * width and height values in pixels (in that order). Default 'post-thumbnail'.
+ * @param string|array $attr Optional. Query string or array of attributes. Default empty.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return string The post thumbnail image tag.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function get_the_post_thumbnail( $post = null, $size = 'post-thumbnail', $attr = '' ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -241,9 +241,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.4.0
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`.
- * @param string|int[] $size Optional. Registered image size to retrieve the source for or a flat array
- * of height and width dimensions. Default 'post-thumbnail'.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global `$post`.
+ * @param string|int[] $size Optional. Registered image size to retrieve the source for or a flat array
+ * of height and width dimensions. Default 'post-thumbnail'.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return string|false Post thumbnail URL or false if no image is available. If `$size` does not match
</span><span class="cx" style="display: block; padding: 0 10px"> * any registered image size, the original image URL will be returned.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -291,7 +291,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.6.0
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global `$post`.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return string Post thumbnail caption.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function get_the_post_thumbnail_caption( $post = null ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -315,7 +315,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.6.0
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global `$post`.
</ins><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function the_post_thumbnail_caption( $post = null ) {
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span></span></pre>
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