Swoole\Console::getOpt PHP Method

    static function getOpt($cmd)
    {
        $cmd = trim($cmd);
        $args = explode(' ', $cmd);
        $return = array();
        foreach ($args as &$arg) {
            $arg = trim($arg);
            if (empty($arg)) {
                unset($arg);
            } elseif ($arg[0] === '\\' or $arg[0] === '-') {
                $return['opt'][] = substr($arg, 1);
            } else {
                $return['args'][] = $arg;
            }
        }
        return $return;
    }