wp-includes/rest-api/class-wp-rest-server.php:589Converts a response to data to send.
$responseWP_REST_Response$embedbool|string[]array$_linksarray
$_embeddedarray
public function response_to_data( $response, $embed ) { $data = $response->get_data(); $links = self::get_compact_response_links( $response ); if ( ! empty( $links ) ) { // Convert links to part of the data. $data['_links'] = $links; } if ( $embed ) { $this->embed_cache = array(); // Determine if this is a numeric array. if ( wp_is_numeric_array( $data ) ) { foreach ( $data as $key => $item ) { $data[ $key ] = $this->embed_links( $item, $embed ); } } else { $data = $this->embed_links( $data, $embed ); } $this->embed_cache = array(); } return $data; }Introduced in 4.4.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/rest-api/class-wp-rest-server.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.