获取类型信息
namespace ConsoleApplication2
{
    class Program
    {
        static void Main(string[] args)
        {
            MyClass m = new MyClass();
            Type type = m.GetType();
            Console.WriteLine("类型名:" + type.Name);
            Console.WriteLine("类全名："+type.FullName);
            Console.WriteLine("命名空间名:"+type.Namespace);
            Console.WriteLine("程序集名："+type.Assembly);
            Console.WriteLine("模块名:"+type.Module);
            Console.WriteLine("基类名："+type.BaseType);
            Console.WriteLine("是否类："+type.IsClass);
            Console.WriteLine("类的公共成员：");
            MemberInfo[] memberInfos = type.GetMembers();//得到所有公共成员
            foreach (var item in memberInfos)
            {
                Console.WriteLine("{0}:{1}",item.MemberType,item);
            }
        }
        
    }
    class MyClass
    {
        public string m;
        public void test()
        { }
        public int MyProperty { get; set; }

}
}

Code
public static void Main()
        {
            //获取当前执行代码的程序集
            Assembly assem = Assembly.GetExecutingAssembly();

Console.WriteLine("程序集全名:"+assem.FullName);
            Console.WriteLine("程序集的版本："+assem.GetName().Version);
            Console.WriteLine("程序集初始位置:"+assem.CodeBase);
            Console.WriteLine("程序集位置："+assem.Location);
            Console.WriteLine("程序集入口："+assem.EntryPoint);

Type[] types = assem.GetTypes();
            Console.WriteLine("程序集下包含的类型:");
            foreach (var item in types)
            {
                Console.WriteLine("类："+item.Name);
            }
            
        }

动态加载类型
namespace ConsoleApplication2
{
    public class Example
    {
        private int factor;
        public Example(int f)
        {
            factor = f;
        }

public int SampleMethod(int x)
        {
            Console.WriteLine("\nExample.SampleMethod({0}) executes.", x);
            return x * factor;
        }

public static void Main()
        {
            //获取当前执行代码的程序集
            Assembly assem = Assembly.GetExecutingAssembly();

Console.WriteLine("Assembly Full Name:");
            Console.WriteLine(assem.FullName);

// The AssemblyName type can be used to parse the full name.
            AssemblyName assemName = assem.GetName();
            Console.WriteLine("\nName: {0}", assemName.Name);
            Console.WriteLine("Version: {0}.{1}",
                assemName.Version.Major, assemName.Version.Minor);
            Console.WriteLine("\nAssembly CodeBase:");
            Console.WriteLine(assem.CodeBase);
            // 从程序集众创建一个Example实例并且用object类型的引用o指向它，同时调用一个输入参数的构造函数
            Object o = assem.CreateInstance("ConsoleApplication2.Example", false,
                BindingFlags.ExactBinding,
                null, new Object[] { 2 }, null, null);

//构造Example类的一个晚绑定的方法SampleMethod  
            MethodInfo m = assem.GetType("ConsoleApplication2.Example").GetMethod("SampleMethod");
            //调用刚才实例化好的Example对象o中的SampleMethod方法，传入的参数为42
            Object ret = m.Invoke(o, new Object[] { 42 });
            Console.WriteLine("SampleMethod returned {0}.", ret);

Console.WriteLine("\nAssembly entry point:");
            Console.WriteLine(assem.EntryPoint);
        }
    }