一个最简单的C#反射实例,首先编写类库如下: 复制代码 代码如下: using System; namespace ReflectionTest { public class WriteTest { //public method with parametors public void WriteString(string s, int i) { Console.WriteLine("WriteString:" + s + i.ToString()); } //static method with only one parametor public static void StaticWriteString(string s) { Console.WriteLine("StaticWriteString:" + s); } //static method with no parametor public static void NoneParaWriteString() { Console.WriteLine("NoParaWriteString"); } } }
使用命令行编译csc /t:library ReflectTest.cs命令进行编译,生成ReflectTest.dll库文件。 然后进行下列程序的编写: 复制代码 代码如下: using System; using System.Reflection; class TestApp { public static void Main() { Assembly ass; Type type; Object obj; Object any = new Object(); ass = Assembly.LoadFile(@"D:\Source Code\00.C# Sudy\01.Reflection\01\ReflectTest.dll"); type = ass.GetType("ReflectionTest.WriteTest"); /*example1---------*/ MethodInfo method = type.GetMethod("WriteString"); string test = "test"; int i = 1; Object[] parametors = new Object[] { test, i }; obj = ass.CreateInstance("ReflectionTest.WriteTest"); method.Invoke(obj,//Instance object of the class need to be reflect parametors); //method.Invoke(any, parametors);//RuntimeError: class reference is wrong /*example2----------*/ method = type.GetMethod("StaticWriteString"); method.Invoke(null, new string[] { "test" }); method.Invoke(obj, new string[] { "test" }); method.Invoke(any, new string[] { "test" }); /*example3-----------*/ method = type.GetMethod("NoneParaWriteString"); method.Invoke(null, null); } }