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C# 記錄日誌

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        /// <summary>
        /// 日誌部分
        /// </summary>
        /// <param name="fileName"></param>
        /// <param name="type"></param>
        /// <param name="content"></param>
        public static void WriteLogs(string fileName, string type, string content)
        {
            
string path = AppDomain.CurrentDomain.BaseDirectory; if (!string.IsNullOrEmpty(path)) { path = AppDomain.CurrentDomain.BaseDirectory + fileName; if (!Directory.Exists(path)) { Directory.CreateDirectory(path); } path
= path + "\\" + DateTime.Now.ToString("yyyyMMdd"); if (!Directory.Exists(path)) { Directory.CreateDirectory(path); } path = path + "\\" + DateTime.Now.ToString("yyyyMMdd") + ".txt"; if (!File.Exists(path)) { FileStream fs
= File.Create(path); fs.Close(); } if (File.Exists(path)) { StreamWriter sw = new StreamWriter(path, true, System.Text.Encoding.Default); sw.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff") + type + "-->" + content); // sw.WriteLine("----------------------------------------"); sw.Close(); } } }

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using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
  
namespace Utils
{
    /// <summary>
    /// <para> </para>
    ///  常用工具類——系統日誌類
    /// <para> ---------------------------------------------------</para>
    /// <para> WriteEventLog:寫入系統日誌(2個方法重載)</para>
    /// <para> DelEventName:刪除日誌事件源分類</para>
    /// </summary>
    public class EventLogHelper
    {
        #region 寫入系統日誌
        /// <summary>
        /// 寫入系統日誌
        /// </summary>
        /// <param name="EventName">事件源名稱</param>
        /// <param name="LogStr">日誌內容</param>
        public static void WriteEventLog(string EventName, string LogStr)
        {
            try
            {
                if (!EventLog.SourceExists(EventName))
                {
                    EventLog.CreateEventSource(EventName, EventName);
                }
                EventLog.WriteEntry(EventName, LogStr);
            }
            catch (Exception)
            {
            }
        }
        /// <summary>
        /// 寫入系統日誌
        /// </summary>
        /// <param name="EventName">事件源名稱</param>
        /// <param name="LogType">日誌類型</param>
        /// <param name="LogStr">日誌內容</param>
        public static void WriteEventLog(string EventName, string LogStr, EventLogEntryType LogType)
        {
            try
            {
                if (!EventLog.SourceExists(EventName))
                {
                    EventLog.CreateEventSource(EventName, EventName);
                }
                EventLog.WriteEntry(EventName, LogStr, LogType);
            }
            catch (Exception)
            {
            }
        }
        #endregion
  
        #region 刪除日誌事件源分類
        /// <summary>
        /// 刪除日誌事件源分類
        /// </summary>
        /// <param name="EventName">事件源名</param>
        /// <returns></returns>
        public static bool DelEventName(string EventName)
        {
            bool flag = false;
            try
            {
                if (EventLog.SourceExists(EventName))
                {
                    EventLog.DeleteEventSource(EventName,".");
                    flag = true;
                }
            }
            catch (Exception)
            {
            }
            return flag;
        }
        #endregion
    }
}
EventLogHelper

C# 記錄日誌