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c# 删除指定日期的log文件 示例源码下载

C#文件解析和处理

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  • 开发语言:C#
  • 实例大小:0.05M
  • 下载次数:50
  • 浏览次数:759
  • 发布时间:2016-11-07
  • 实例类别:C#文件解析和处理
  • 发 布 人:aimon117
  • 文件格式:.rar
  • 所需积分:2
 相关标签: 文件 删除

实例介绍

【实例简介】

【实例截图】

【核心代码】

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;
 
namespace Delete_Logs
{
    public partial class Deletelogs : Form
    {
        public Deletelogs()
        {
            InitializeComponent();
        }
        private void monthCalendar1_DateChanged(object sender, DateRangeEventArgs e)
        {
            tbdeleteday.Text = monthCalendar1.SelectionStart.ToShortDateString();
        }
 
        private void btdelete_Click(object sender, EventArgs e)
        {
            int deleteyear = monthCalendar1.SelectionStart.Year;
            int deletemonth = monthCalendar1.SelectionStart.Month;
            int deleteday = monthCalendar1.SelectionStart.Day;
 
            DirectoryInfo folder = new DirectoryInfo("d:\\logs\\");
            FileInfo[] files = folder.GetFiles("*.log.*");
            DateTime date = new DateTime();
            foreach (FileInfo info in files)
            {
                if (DateTime.TryParse(info.Name.Substring(0, 10), out date))
                {
                    if (date.Date < monthCalendar1.SelectionStart.Date)
                    {
                        info.Delete();
                    }
                }
            }
 
            //foreach (FileInfo info in files)
            //{
            //    if(info.CreationTime<monthCalendar1.SelectionStart)
            //    {
            //        info.Delete();
            //    }
 
            //}
            //for (int i = 2015; i < deleteyear; i  )
            //{
                for (int l = 0; l < 6; l  )
                {
 
                    DirectoryInfo Bayno = new DirectoryInfo("d:\\CTSDatas\\Bay"   (l   1).ToString());
                    DirectoryInfo[] monthdelcts = Bayno.GetDirectories();
                    foreach (DirectoryInfo info in monthdelcts)
                    {
                        if (DateTime.TryParse(info.Name.Substring(0, 7), out date))
                        {
                            if (date.Month < monthCalendar1.SelectionStart.Month)
                            {
                                info.Delete(true);
                            }
                        }
                    }
 
                    DirectoryInfo monthcts = new DirectoryInfo("d:\\CTSDatas\\Bay"   (l   1).ToString()   "\\"   monthCalendar1.SelectionStart.Date.ToString("yyyy-MM"));
                    DirectoryInfo[] daydelcts = monthcts.GetDirectories();
                    foreach (DirectoryInfo info in daydelcts)
                    {
                        if (DateTime.TryParse(info.Name.Substring(0, 10), out date))
                        {
                            if (date.Date < monthCalendar1.SelectionStart.Date)
                            {
                                info.Delete(true);
                            }
                        }
                    }
 
                }
 
                //for (int j = 1; j < deletemonth; j  )         //删除多余月份
                //{
 
                DirectoryInfo[] errormonth = folder.GetDirectories();
                foreach (DirectoryInfo info in errormonth)
                {
                    if (DateTime.TryParse(info.Name.Substring(0, 7), out date))
                    {
                        if (date.Month < monthCalendar1.SelectionStart.Month)
                        {
                            info.Delete(true);
                        }
                    }
                }
 
                DirectoryInfo monthdel = new DirectoryInfo(@"d:\logs\"   monthCalendar1.SelectionStart.Date.ToString("yyyy-MM")   "\\");
                FileInfo[] daydell = monthdel.GetFiles("*.log.*");
                foreach (FileInfo info in daydell)
                {
                    if (DateTime.TryParse(info.Name.Substring(0, 10), out date))
                    {
                        if (date.Day < monthCalendar1.SelectionStart.Day)
                        {
                            info.Delete();
                        }
                    }
                    if (info.LastWriteTime < monthCalendar1.SelectionStart.Date)
                    {
                        info.Delete();
                    }
                }
 
                    //DateTime delm = monthCalendar1.SelectionStart.AddMonths(j - deletemonth);
                    //DirectoryInfo monthdell = new DirectoryInfo(@"d:\logs\"   delm.ToString("yyyy-MM"));
                    //if (monthdell.Exists)
                    //{
                    //    monthdell.Delete(true);
                    //}
                //}
            }
        }
    }

标签: 文件 删除

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c# 删除指定日期的log文件 示例源码下载

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