Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

wp_add_trashed_suffix_to_post_name_for_trashed_posts( string $post_name, int $post_id )

Adds a suffix if any trashed posts have a given slug.


Store its desired (i.e. current) slug so it can try to reclaim it if the post is untrashed.

For internal use.

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$post_name string Required
Post slug.
$post_id int Optional
Post ID that should be ignored. Default 0.

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File: wp-includes/post.php. View all references

function wp_add_trashed_suffix_to_post_name_for_trashed_posts( $post_name, $post_id = 0 ) {
	$trashed_posts_with_desired_slug = get_posts(
			'name'         => $post_name,
			'post_status'  => 'trash',
			'post_type'    => 'any',
			'nopaging'     => true,
			'post__not_in' => array( $post_id ),

	if ( ! empty( $trashed_posts_with_desired_slug ) ) {
		foreach ( $trashed_posts_with_desired_slug as $_post ) {
			wp_add_trashed_suffix_to_post_name_for_post( $_post );

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Version Description
4.5.0 Introduced.

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