public function getParameter($name)
    {
        $name = (string)$name;
        return array_key_exists($name, $this->_params) ? $this->_params[$name] : null;
    }
public function getParameter($name)
    {
        $name = (string)$name;
        return array_key_exists($name, $this->_params) ? $this->_params[$name] : null;
    }
public function getParameter ( $ name ) { $ name = ( string ) $ name ; return array_key_exists ( $ name , $ this -> _params ) ? $ this -> _params [ $ name ] : null ; }
Get request parameter by its name
@param string $name
@return string | null
Get request parameter by its name