This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
The NetworkInformation interface provides information about the connection a device is using to commuinicate with the network and provides a means for scripts to be notified if the connection type changes. The NetworkInformation interfaces cannot be instantiated. It is instead accessed through the connection property of the Navigator interface.
Properties
This interface also inherits properties of its parent, EventTarget.
NetworkInformation.typeRead only- Returns the type of connection a device is using to communicate with the network. It will be one of the following values:
bluetoothcellularethernetnonewifiwimaxotherunknown
NetworkInformation.downlinkMaxRead only- Returns the maximum downlink speed, in megabits per second (Mbps), for the underlying connection technology.
Event handlers
NetworkInformation.onchange- The event that's fired when connection information changes and the
changeis fired on this object.
Methods
This interface also inherits methods of its parent, EventTarget.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Network Information API The definition of 'NetworkInformation' in that specification. |
Editor's Draft | Initial definition |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | 20 webkit | No support | No support | No support | No support |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|
| Basic support | (Yes) | No support | 31.0 (31) moz[1] | No support | No support | No support | (Yes) |
| Available in workers | ? | No support | 53.0 (53) | No support | No support | No support | ? |
See also
- Network Information API
- Online and offline events
- The
Navigatorinterface that implements it.