getUserIPAddress method
Implementation
Future<String?> getUserIPAddress() async {
try {
final res = await Dio().get('https://icanhazip.com/');
var data = res.data;
/// Need to substring res, cause the ip data contains an end line.
return data.toString().substring(0, data.toString().length - 1);
} catch (err) {
return null;
}
}