WP_Site::__get( string $key ): mixed

Source

public function __get( $key ) {
	switch ( $key ) {
		case 'id':
			return (int) $this->blog_id;
		case 'network_id':
			return (int) $this->site_id;
		case 'blogname':
		case 'siteurl':
		case 'post_count':
		case 'home':
		default: // Custom properties added by 'site_details' filter.
			if ( ! did_action( 'ms_loaded' ) ) {
				return null;
			}

			$details = $this->get_details();
			if ( isset( $details->$key ) ) {
				return $details->$key;
			}
	}

	return null;
}

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