original_string: protected function &getAttributeValue(string $key)
      {
          if (isset($this->attributes[$key])) {
  
              return $this->attributes[ $key ];
          }
  
          $null = null;
  
          return $null;
      }
code: protected function &getAttributeValue(string $key)
      {
          if (isset($this->attributes[$key])) {
  
              return $this->attributes[ $key ];
          }
  
          $null = null;
  
          return $null;
      }
code_tokens: protected function & getAttributeValue ( string $ key ) { if ( isset ( $ this -> attributes [ $ key ] ) ) { return $ this -> attributes [ $ key ] ; } $ null = null ; return $ null ; }
docstring: Get a plain attribute
  
  @param string $key
  @return mixed
docstring_tokens: Get a plain attribute