original_string: public function set(string $key, $value): ConfigInterface
      {
          $this->_config[$key] = \is_array($value)
              ? new Config($value)
              : $value;
  
          return $this;
      }
code: public function set(string $key, $value): ConfigInterface
      {
          $this->_config[$key] = \is_array($value)
              ? new Config($value)
              : $value;
  
          return $this;
      }
code_tokens: public function set ( string $ key , $ value ) : ConfigInterface { $ this -> _config [ $ key ] = \ is_array ( $ value ) ? new Config ( $ value ) : $ value ; return $ this ; }
docstring: Set some parameter of configuration
  
  @param   string $key
  @param   mixed $value
  @return  ConfigInterface
docstring_tokens: Set some parameter of configuration