wp-admin/includes/template.php:2094Gets the post title.
$postint|WP_Postoptional0stringfunction _draft_or_post_title( $post = 0 ) { $title = get_the_title( $post ); if ( empty( $title ) ) { $title = __( '(no title)' ); } return esc_html( $title );}Introduced in 2.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/template.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.