get_post_thumbnail_id

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Summery Summery

Retrieve post thumbnail ID.

Syntax Syntax

get_post_thumbnail_id( int|WP_Post $post = null )

Parameters Parameters

$post

(int|WP_Post) (Optional) Post ID or WP_Post object. Default is global $post.

Default value: null

Return Return

(int|string) Post thumbnail ID or empty string if the post does not exist.

Source Source

File: wp-includes/post-thumbnail-template.php

 * @return int|false Post thumbnail ID (which can be 0 if the thumbnail is not set),
 *                   or false if the post does not exist.
 */
function get_post_thumbnail_id( $post = null ) {
	$post = get_post( $post );

	if ( ! $post ) {

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Changelog Changelog

Changelog
Version Description
4.4.0 $post can be a post ID or WP_Post object.
2.9.0 Introduced.

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