C#写日志 方法

  private void WriteLogFile(string path,string content)

        {

            try

            {

                //if (!File.Exists(Environment.CurrentDirectory + "\\ConfigStream.txt"))

                //{

                //    File.CreateText(Environment.CurrentDirectory + "\\ConfigStream.txt");

                //}

                //else

                //{

                //    File.Delete(Environment.CurrentDirectory + "\\ConfigStream.txt");

                //}

                //打开或者创建YYY.txt文件，指定为可写；

                FileStream fs = new FileStream(path, FileMode.OpenOrCreate, FileAccess.Write);

                StreamWriter sw = new StreamWriter(fs);

                //指定数据写位值，从0到结束,如果未指定内则从第一行开始并替换  

                sw.BaseStream.Seek(0, SeekOrigin.End);

                sw.WriteLine(content);

                sw.Flush();

                sw.Close();

            }

            catch (Exception ex)

            { MessageBox.Show(ex.Message); }

        }