evaluate() public method

Evaluate the collection nodes
public evaluate ( ) : string
return string
 /**
  * Evaluate the collection nodes
  *
  * @return string
  * @throws TypoScriptException
  */
 public function evaluate()
 {
     $items = parent::evaluate();
     $collection = $this->tsValue('appendTo');
     return array_merge($collection, $items);
 }