C# 简单日志文件写入

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace TaoNet.Common.TaoCommon
{
/// <summary>
/// 日志
/// </summary>
public class Log
{
public Log()
{
///
/// TODO: 在此处添加构造函数逻辑
///
}
/// <summary>
/// 保存日志
/// </summary>
/// <param name="strErrorTitle">错误标题</param>
/// <param name="strException">异常主体</param>
public void ZASaveLog(string strErrorTitle, string strException)
{
if (strErrorTitle == "" || strErrorTitle == "")
{
strErrorTitle = "一般异常";
}
StreamWriter sw;
//sw = File.AppendText(Server.MapPath(null) + "\\ZASuite~Log.log");//Web
sw = File.AppendText(System.Configuration.ConfigurationSettings.AppSettings["SysLogFileName"]);//Winform

sw.WriteLine("时间：" + System.DateTime.Now.ToString());
sw.WriteLine("系统：" + System.Configuration.ConfigurationSettings.AppSettings["SysName"]);
sw.WriteLine("标题：" + strErrorTitle);
sw.WriteLine("内容："+strException);
sw.WriteLine("");
sw.Flush();
sw.Close();
}

/// <summary>
/// 测试
/// </summary>
public void ZASaveLogTest(string str)
{
StreamWriter sw;
sw = File.AppendText("text.log");//Winform
sw.WriteLine(str+" 时间：" + System.DateTime.Now.ToString());
sw.Flush();
sw.Close();
}
}
}