C# 判断当前用户是否是管理员

using System;
using System.Security.Principal;

namespace YYX.CATest
{
class Program
{
public static void Main()
{
WindowsIdentity id = WindowsIdentity.GetCurrent();
WindowsPrincipal principal = new WindowsPrincipal(id);
Console.WriteLine(principal.IsInRole(WindowsBuiltInRole.Administrator));

Console.ReadKey();
}
}
}