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Flutter Check Internet Connectivity

· One min read
info

This tutorial uses flutter version 2.0.

Setup

Add the following dependencies in your pubspec file.

 internet_connection_checker: ^0.0.1+1
connectivity_plus: ^1.0.4

Code

Checking Internet using internet_connection_checker

Future<bool> getInternetUsingInternetConnectivity() async {
bool result = await InternetConnectionChecker().hasConnection;
return result;
}

Checking Internet using connectivity_plus

getConnectivity() async {
var connectivityResult = await (Connectivity().checkConnectivity());
if (connectivityResult == ConnectivityResult.mobile) {
// I am connected to a mobile network.
print("Mobile Data Connected !");
} else if (connectivityResult == ConnectivityResult.wifi) {
// I am connected to a wifi network.
print("Wifi Connected !");
} else {
print("No Internet !");
}
}

Subscribing to internet connectivity changes connectivity_plus

  var subscription;
String status = "Offline";


void initState() {
super.initState();
subscription = Connectivity()
.onConnectivityChanged
.listen((ConnectivityResult result) {
if (result == ConnectivityResult.none) {
setState(() {
status = "Offline";
});
} else {
setState(() {
status = "Online";
});
}
});
}


void dispose() {
super.dispose();
subscription.cancel();
}