C#对于文件的读写

C#文件的读写操作

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   /// <summary>        /// 写入txt文件        /// </summary>        /// <param name="txt">写入文本</param>        private void TxtCreate(string txt)        {            FileStream aFile = new FileStream(@"C:\Users\Administrator\Desktop\config.txt", FileMode.OpenOrCreate);//文件流--可以生成任何后缀格式的文件            StreamWriter sw = new StreamWriter(aFile);//写入流            sw.WriteLine(txt);            sw.Close();//关闭写入流        }        /// <summary>        /// 读取文件        /// </summary>        /// <returns>文本内容</returns>        private string TxtOpen()        {            FileStream aFile = new FileStream(System.Windows.Forms.Application.StartupPath+@"\config.ini", FileMode.Open);//文件流            StreamReader sr = new StreamReader(aFile);//读取流            string result = sr.ReadToEnd();//读取所有内容            sr.Close();//关闭            return result;        }