launch method

Future<bool> launch()

字符串转uri后执行launchUrl

Implementation

Future<bool> launch() async {
  try {
    var uri = Uri.parse(this);
    if (await canLaunchUrl(uri)) {
      await launchUrl(uri);
      return true;
    }
  } catch (e) {
    Log.d("launchUrl error", error: e);
  }
  return false;
}