protected function exportDotRenderExtras($debug_opts)
	{
		if (!empty($this->state_diagram_extras)) {
			echo "\tsubgraph cluster_extras {\n",
				"\t\tgraph [ margin = 10; ];\n",
				"\t\tcolor=transparent;\n\n";
			foreach($this->state_diagram_extras as $i => $e) {
				echo "\n\t# Extras ", str_replace("\n", " ", $i), "\n";
				echo $e, "\n";
			}
			echo "\t}\n";
		}
	}
protected function exportDotRenderExtras($debug_opts)
	{
		if (!empty($this->state_diagram_extras)) {
			echo "\tsubgraph cluster_extras {\n",
				"\t\tgraph [ margin = 10; ];\n",
				"\t\tcolor=transparent;\n\n";
			foreach($this->state_diagram_extras as $i => $e) {
				echo "\n\t# Extras ", str_replace("\n", " ", $i), "\n";
				echo $e, "\n";
			}
			echo "\t}\n";
		}
	}
protected function exportDotRenderExtras ( $ debug_opts ) { if ( ! empty ( $ this -> state_diagram_extras ) ) { echo "\tsubgraph cluster_extras {\n" , "\t\tgraph [ margin = 10; ];\n" , "\t\tcolor=transparent;\n\n" ; foreach ( $ this -> state_diagram_extras as $ i => $ e ) { echo "\n\t# Extras " , str_replace ( "\n" , " " , $ i ) , "\n" ; echo $ e , "\n" ; } echo "\t}\n" ; } }
Render extra diagram features.

Writes Graphviz dot syntax to stdout (echo), output is placed just
before digraph's closing bracket.

@param mixed $debug_opts Machine-specific Options to configure visible
debug data.
Render extra diagram features .