Invoke a Type Member Using Reflection - CSharp Reflection

CSharp examples for Reflection:Member

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Description

Invoke a Type Member Using Reflection

Demo Code


using System;/*from w ww .  j av a2s.  c  o  m*/
using System.Reflection;

class MainClass
{
    static void Main(string[] args)
    {
        object myInstance = new MainClass();

        // get the type we are interested in
        Type myType = typeof(MainClass);

        // get the method information
        MethodInfo methodInfo = myType.GetMethod("printMessage",
            new Type[] { typeof(string), typeof(int), typeof(char) });
        // invoke the method through the methodinfo
        methodInfo.Invoke(myInstance, new object[] { "hello", 37, 'c' });

        // invoke the method using the instance we created
        myType.InvokeMember("printMessage", BindingFlags.InvokeMethod, null, myInstance,
            new object[] { "hello", 37, 'c' });

        methodInfo.Invoke(null, BindingFlags.InvokeMethod, null,
            new object[] { "hello", 37, 'c' }, null);

        // Wait to continue.
        Console.WriteLine("\nMain method complete. Press Enter.");
        Console.ReadLine();
    }

    public static void printMessage(string param1, int param2, char param3)
    {
        Console.WriteLine("PrintMessage {0} {1} {2}", param1, param2, param3);
    }
}

Result


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