参数传递

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            int b = 1;
            test(b);
            Console.WriteLine(b);
            my m = new my();
            test2(m);
            Console.WriteLine(m.Value);

            test3(m);
            Console.WriteLine(m.Value);

            test4(ref m);
            Console.WriteLine(m.Value);

            Console.ReadLine();
        }
        private static void test(int a)
        {
            a = 2;
        }
        private static void test2(my a)
        {
            a.Value = 200;
        }

        private static void test3(my a)
        {
            a = new my();
            a.Value = 300;
        }
        private static void test4(ref my a)
        {
            a = new my();
            a.Value = 400;
        }
    }
    class my
    {
        public int Value = 100;
    }
}

package
{
    import flash.display.Sprite;
    
    public class Test extends Sprite
    {
        private var refValue:Array;
        private var value:int;
        public function Test()
        {
            testArg(value,refValue);
            trace(value,refValue);
            refValue = [0];
            value = 0;
            testArg(value,refValue);
            trace(value,refValue);
            testArg2(value,refValue);
            trace(value,refValue);
        }
        private function testArg(value:int,refValue:Array):void{
            
            trace(this.value==value,this.refValue==refValue);
            value = 1;
            refValue = [1];
            trace(this.value==value,this.refValue==refValue);
        }
        private function testArg2(value:int,refValue:Array):void{
            
            trace(this.value==value,this.refValue==refValue);
            value += 1;
            refValue.push(1);
            trace(this.value==value,this.refValue==refValue);
        }
    }
}