code: public function input($name = null, $default = null)
  	{
  		return !$name ? $this->inputs : ($this->inputs[$name] ?? $default);
  	}
docs: Return request input
  
  @param string	$name		input name or null to return whole inputs array
  @param mixed		$default	default value returned if such input is found
  
  @return array|mixed|null