original_string: public function getPropertyByQueryName($queryName)
      {
          return isset($this->propertiesByQueryName[$queryName]) ? $this->propertiesByQueryName[$queryName] : null;
      }
code: public function getPropertyByQueryName($queryName)
      {
          return isset($this->propertiesByQueryName[$queryName]) ? $this->propertiesByQueryName[$queryName] : null;
      }
code_tokens: public function getPropertyByQueryName ( $ queryName ) { return isset ( $ this -> propertiesByQueryName [ $ queryName ] ) ? $ this -> propertiesByQueryName [ $ queryName ] : null ; }
docstring: Returns a property by query name or alias.
  
  @param string $queryName the property query name or alias
  @return PropertyDataInterface|null the property or <code>null</code> if the property doesn't exist
  or hasn't been requested
docstring_tokens: Returns a property by query name or alias .