original_string: protected function get_collection_to() {
          if ($this->collectionto === null) {
              $this->collectionto = api::search_competencies('', $this->to);
          }
          return $this->collectionto;
      }
code: protected function get_collection_to() {
          if ($this->collectionto === null) {
              $this->collectionto = api::search_competencies('', $this->to);
          }
          return $this->collectionto;
      }
code_tokens: protected function get_collection_to ( ) { if ( $ this -> collectionto === null ) { $ this -> collectionto = api :: search_competencies ( '' , $ this -> to ) ; } return $ this -> collectionto ; }
docstring: Get the collection at destination.
  @return array
docstring_tokens: Get the collection at destination .