删除 X 天之前的文件。但不是按修改日期

Delete files older then X day.. BUT not by date modified

我有一个用于我的工作场所的 .exe 的配置文件,您可以在其中指定删除文件(特别是在我的测试中保留最后说的 30 天文件在这里 [日志和 sql 很好])和它甚至会清除子文件夹。然而,它是按修改日期删除的,因此具有一些旧数据残留的较新文件夹正在删除旧数据。

Folder1:
File:   Modified:
File 1  2018/02/02
File 2  2010/05/06
File 3  2018/02/01

Folder 2:
File:   Modified:
File 1  2011/12/30
File 2  2006/01/16     
File 3  2018/02/02

会离开:

Folder1:
File:   Modified:
File 1  2018/02/02
File 3  2018/02/01

Folder 2:
File:   Modified:    
File 3  2018/02/02

有没有办法改变它,让它保留最后 30 个文件夹和内容,删除其他所有内容?

这是 "cleaner".exe.config 文件的内容:

<?xml version="2.0" encoding="utf-8"?>  <configuration>    <configSections>    </configSections>    <!-- Make sure that every new location has a name with an increasing number e.g clear 1 -->   
    <appSettings>
            <add key="connstring" value="Data Source=localhost;user id = *****;password = *****;Initial Catalog =Database;" />
            <add key="sqldays" value="180" />
            <add key="LogLocation" value="C:\File\Logs\Cleaner\" />
            <add key="clear" value="C:\Directory\Logs,90" />
            <add key="clear2" value="C:\Directory\CSV\Backup,30 " />
            <add key="fileExtensions" value=".txt,.csv,.log,.fmt,.hdr,.Log" />

            <add key="ClientSettingsProvider.ServiceUri" value="" />   </appSettings> </configuration>

只是为了关闭它,修改日期无关紧要,文件只需要 'be gone' 所以我在配置文件中添加了几个目录并让它松散。

示例:

<?xml version="2.0" encoding="utf-8"?>  <configuration>    <configSections>    </configSections>    <!-- Make sure that every new location has a name with an increasing number e.g clear 1 -->   
    <appSettings>
            <add key="connstring" value="Data Source=localhost;user id = *****;password = *****;Initial Catalog =Database;" />
            <add key="sqldays" value="180" />
            <add key="LogLocation" value="C:\File\Logs\Cleaner\" />
            <add key="clear" value="C:\Directory\Logs,90" />
            <add key="clear2" value="C:\Directory\CSV\Backup,30 " />
            <add key="clear3"value="C:\Directory1\CSV\Backup,30 " /> 
            <add key="clear4" value="C:\Directory2\CSV\Backup,30 " />
            <add key="fileExtensions" value=".txt,.csv,.log,.fmt,.hdr,.Log" />

            <add key="ClientSettingsProvider.ServiceUri" value="" />   </appSettings> </configuration>