常用到方法

 StreamWriter sw = File.AppendText("E:\\aa\\新文字文件.txt");//
                sw.WriteLine("asfdafsdafasf24");//
                sw.Flush();
                sw.Close();




Document doc = new Document("f:\\333.doc");
ImageSaveOptions iso = new ImageSaveOptions(SaveFormat.Jpeg);
            iso.Resolution = 128;
            iso.PrettyFormat = true;
            iso.UseAntiAliasing = true;
            for (int i = 0; i < doc.PageCount; i++)
            {
                iso.PageIndex = i;
                doc.Save("D:/test/test" + i + ".jpg", iso);
            }



  static void Main(string[] args)
        {
            Test(1);
            Test(1,4);
            Test(1, 4,5);

            Console.ReadKey();
        }


        //可選參數的方法
        static void Test(int x, int y = 2, int z = 3) {

            Console.WriteLine("x:{0},y:{1},z:{2}",x,y,z);
        }

常用到方法

原文：http://www.cnblogs.com/sdya/p/5283909.html