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connection.type
Checks the active network connection that is being used.
Description
This property is a fast way to determine the device's network connection state, and type of connection.
Supported Platforms
- iOS
- Android
- BlackBerry WebWorks (OS 5.0 and higher)
- Windows Phone 7 ( Mango )
- Bada 2.x
- webOS
Quick Example
function checkConnection() {
var networkState = navigator.network.connection.type;
var states = {};
states[Connection.UNKNOWN] = 'Unknown connection';
states[Connection.ETHERNET] = 'Ethernet connection';
states[Connection.WIFI] = 'WiFi connection';
states[Connection.CELL_2G] = 'Cell 2G connection';
states[Connection.CELL_3G] = 'Cell 3G connection';
states[Connection.CELL_4G] = 'Cell 4G connection';
states[Connection.NONE] = 'No network connection';
alert('Connection type: ' + states[networkState]);
}
checkConnection();
Full Example
<!DOCTYPE html>
<html>
<head>
<title>navigator.network.connection.type Example</title>
<script type="text/javascript" charset="utf-8" src="cordova-1.9.0.js"></script>
<script type="text/javascript" charset="utf-8">
// Wait for Cordova to load
//
document.addEventListener("deviceready", onDeviceReady, false);
// Cordova is loaded and it is now safe to make calls Cordova methods
//
function onDeviceReady() {
checkConnection();
}
function checkConnection() {
var networkState = navigator.network.connection.type;
var states = {};
states[Connection.UNKNOWN] = 'Unknown connection';
states[Connection.ETHERNET] = 'Ethernet connection';
states[Connection.WIFI] = 'WiFi connection';
states[Connection.CELL_2G] = 'Cell 2G connection';
states[Connection.CELL_3G] = 'Cell 3G connection';
states[Connection.CELL_4G] = 'Cell 4G connection';
states[Connection.NONE] = 'No network connection';
alert('[Connection](connection.html) type: ' + states[networkState]);
}
</script>
</head>
<body>
<p>A dialog box will report the network state.</p>
</body>
</html>
iOS Quirks
- iOS cannot detect the type of cellular network connection.
navigator.network.connection.type
is set toConnection.CELL_2G
for all cellular data.
Bada Quirks
- Bada can only detect a WiFi or cellular connection.
navigator.network.connection.type
is set toConnection.CELL_2G
for all cellular data.
webOS Quirks
- Only shows that a connection is available, but not which type.
Windows Phone Quirks
- Windows Phone Emulator always detects
navigator.network.connection.type
as[Connection](connection.html).UNKNOWN
.