C#创建及追加txt文件

PathTxb.Text = Application.StartupPath;

filename = PathTxb.Text + \"/测试报告.txt\"; if (!File.Exists(filename)) {

FileStream fs1 = new FileStream(filename, FileMode.Create, FileAccess.Write);//创建写入文件

StreamWriter sw = new StreamWriter(fs1); sw.WriteLine(\"蒋水兵\");//开始写入值

sw.Close(); fs1.Close();

} else {

//FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Write);

StreamWriter sr = File.AppendText(filename); sr.WriteLine(\"追加文件\");//开始写入值 sr.Close(); // fs.Close(); }