asp.net to obtain the parameters of the system to achieve code _ practical skills

Copy Code code as follows:

<summary>
Operating system name
</summary>
<returns></returns>
public string Getosinfo ()
{
return System.Environment.OSVersion.Platform.ToString ();
}
<summary>
Operating system version
</summary>
<returns></returns>
public string getosversion ()
{
return System.Environment.OSVersion.ToString ();
}
<summary>
Machine name
</summary>
<returns></returns>
public string GetMachineName ()
{
return System.Environment.MachineName.ToString ();
}
<summary>
User name to log on to the system
</summary>
<returns></returns>
public string GetUserName ()
{
return System.Environment.UserName.ToString ();
}
<summary>
Get Logical Disk
</summary>
<returns></returns>
public string GetLogicalDrives ()
{
String drivers = "";
string[] logical_drivers = System.Environment.GetLogicalDrives ();
foreach (String Dr in Logical_drivers)
{
Drivers + + Dr + ";";
}
return drivers;
}
<summary>
Get network domain name
</summary>
<returns></returns>
public string Getdomainname ()
{
return System.Environment.UserDomainName.ToString ();
}
<summary>
Get Network memory footprint
</summary>
<returns></returns>
public string Getusedmemory ()
{
Return (system.environment.workingset/(1024.0*1024.0)). ToString ("F") + "M";
}
<summary>
The main, minor, build, and revision numbers of the common language runtime
</summary>
<returns></returns>
public string getfxversion ()
{
return System.Environment.Version.ToString ();
}