/**
  * Calls visitArrayFetchOperator() of the ezcTemplateBasicAstNodeVisitor interface.
  *
  * @param ezcTemplateAstNodeVisitor $visitor 
  *        The visitor object which can visit the current code element.
  * @return ezcTemplateAstNode
  */
 public function accept(ezcTemplateAstNodeVisitor $visitor)
 {
     $visitor->visitArrayFetchOperatorAstNode($this);
 }