[ASP技巧] 巧给FSO文件夹列表内容排序

程序员文章站 2022-07-05 22:28:09

自己写排序算法十分繁琐，而且不够灵活，百度搜索“ASP 文件夹排序”搜到的结果可以100%视为垃圾。本文推荐一种最小代价的做法。 <% [vb...

自己写排序算法十分繁琐，而且不够灵活，百度搜索“ASP 文件夹排序”搜到的结果可以100%视为垃圾。本文推荐一种最小代价的做法。

[vb]
'定义获取排序文件列表的函数
Function getSortedFiles(folderPath)
    Dim rs, fso, folder, File
    Const adInteger = 3
    Const adDate = 7
    Const adVarChar = 200
    Set rs = Server.CreateObject("ADODB.Recordset")
    Set fso = Server.CreateObject("Scripting.FileSystemObject")
    Set folder = fso.GetFolder(folderPath)
    Set fso = Nothing
    With rs.Fields
        .Append "Name", adVarChar, 200
        .Append "Type", adVarChar, 200
        .Append "DateCreated", adDate
        .Append "DateLastAccessed", adDate
        .Append "DateLastModified", adDate
        .Append "Size", adInteger
        .Append "TotalFileCount", adInteger
    End With
    rs.Open
    For Each File In folder.Files
        rs.AddNew
        rs("Name") = File.Name
        rs("Type") = File.Type
        rs("DateCreated") = File.DateCreated
        rs("DateLastAccessed") = File.DateLastAccessed
        rs("DateLastModified") = File.DateLastModified
        rs("Size") = File.Size
        rs.Update
    Next
    '设置排序规则：按名称排序
    rs.Sort = "Name ASC"
    ''设置排序规则：依次按文件大小倒序，按修改日期倒序
    'rs.Sort = "Size DESC, DateLastModified DESC"
    rs.MoveFirst
    Set folder = Nothing
    Set getSortedFiles = rs
End Function

'调用函数并输出结果集
Dim rs
Set rs = getSortedFiles( Server.MapPath("/") )
While Not rs.EOF
    Response.Write "<p>" & rs("Name") & " | " & rs("Type") & "</p>"
    rs.MoveNext
Wend
rs.Close
Set rs = Nothing

'定义获取排序文件列表的函数
Function getSortedFiles(folderPath)
    Dim rs, fso, folder, File
    Const adInteger = 3
    Const adDate = 7
    Const adVarChar = 200
    Set rs = Server.CreateObject("ADODB.Recordset")
    Set fso = Server.CreateObject("Scripting.FileSystemObject")
    Set folder = fso.GetFolder(folderPath)
    Set fso = Nothing
    With rs.Fields
        .Append "Name", adVarChar, 200
        .Append "Type", adVarChar, 200
        .Append "DateCreated", adDate
        .Append "DateLastAccessed", adDate
        .Append "DateLastModified", adDate
        .Append "Size", adInteger
        .Append "TotalFileCount", adInteger
    End With
    rs.Open
    For Each File In folder.Files
        rs.AddNew
        rs("Name") = File.Name
        rs("Type") = File.Type
        rs("DateCreated") = File.DateCreated
        rs("DateLastAccessed") = File.DateLastAccessed
        rs("DateLastModified") = File.DateLastModified
        rs("Size") = File.Size
        rs.Update
    Next
    '设置排序规则：按名称排序
    rs.Sort = "Name ASC"
    ''设置排序规则：依次按文件大小倒序，按修改日期倒序
    'rs.Sort = "Size DESC, DateLastModified DESC"
    rs.MoveFirst
    Set folder = Nothing
    Set getSortedFiles = rs
End Function

'调用函数并输出结果集
Dim rs
Set rs = getSortedFiles( Server.MapPath("/") )
While Not rs.EOF
Response.Write "<p>" & rs("Name") & " | " & rs("Type") & "</p>"
rs.MoveNext
Wend
rs.Close
Set rs = Nothing
%>

上一篇： mysql相关数据类型介绍

下一篇：暴风某站Elasticsearch未授权访问和Hadoop未授权访问