using System;
using System.Collections;
class MainClass
{
public static void Main()
{
Console.WriteLine("Environment Variables");
foreach (DictionaryEntry var in Environment.GetEnvironmentVariables())
Console.WriteLine("{0}={1}", var.Key, var.Value);
}
}
Output
Environment Variables
Path=C:\Program Files\Microsoft.NET\SDK\v2.0\Bin;C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727;C:\Pr
ogram Files\Microsoft Visual Studio 8\VC\bin;C:\Program Files\Microsoft Visual Studio 8\Common7\IDE;
...
...