wp-includes/rest-api.php:3196Gets the REST API route for a post.
$postint|WP_PoststringOne hook fires while rest_get_route_for_post() runs, in this order:
Filters the REST API route for a post.
function rest_get_route_for_post( $post ) { $post = get_post( $post ); if ( ! $post instanceof WP_Post ) { return ''; } $post_type_route = rest_get_route_for_post_type_items( $post->post_type ); if ( ! $post_type_route ) { return ''; } $route = sprintf( '%s/%d', $post_type_route, $post->ID ); /** * Filters the REST API route for a post. * * @since 5.5.0 * * @param string $route The route path. * @param WP_Post $post The post object. */ return apply_filters( 'rest_route_for_post', $route, $post );}Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/rest-api.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.