wp-includes/post.php:2508Determines whether a post is publicly viewable.
$postint|WP_Post|nulloptionalnullboolfunction is_post_publicly_viewable( $post = null ) { $post = get_post( $post ); if ( ! $post ) { return false; } $post_type = get_post_type( $post ); $post_status = get_post_status( $post ); return is_post_type_viewable( $post_type ) && is_post_status_viewable( $post_status );}Introduced in 5.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/post.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.