C # Check for Internet connection

Using system;
Using system. Collections. Generic;
Using system. LINQ;
Using system. text;
Using system. runtime. interopservices;

Namespace localapp. leleapp. Core
{
Public class net
{
[Dllimport ("wininet")]
Private extern static bool internetgetconnectedstate (Out int connectiondescription, int reservedvalue );

/** // <Summary>
/// Check whether the local machine is connected to the Internet
/// </Summary>
/// <Returns> </returns>
Public static bool isconnectedinternet ()
{
Int I = 0;
If (internetgetconnectedstate (Out I, 0 ))
{
// Connected
Return true;
}
Else
{
// Not connected
Return false;
}

}

}
}