下面介绍FSO按文件大小浏览文件目录并进行删除操作的方法：
<%@ Language=VBScript %>
<%Server.ScriptTimeout=50000%>
<HTML>
<HEAD>
<META NAME=\"GENERATOR\" Content=\"Microsoft Visual Studio 6.0\">
<meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">
</HEAD>
<BODY>
<%
function JudgeParaRegular(intID)
if intID<>\"\" and isnumeric(intID) then
JudgeParaRegular=intId
else
Response.Write \"输入错误！\"
Response.End
end if
end function
intFileSize=JudgeParaRegular(Request.QueryString(\"intFileSize\"))
strPath=Request.QueryString(\"strPath\")
if instr(strPath,\":\")=0 then strPath=server.MapPath(strPath)
%>
<%
function deletefiles(path)
on error resume next
Set fs=Server.CreateObject(\"Scripting.FileSystemObject\")
if fs.FileExists(path) then
fs.DeleteFile path,True
response.write \"成功删除\"&path
else
response.write \"文件不存在!\"
end if
Set fs=nothing
if Err.number<>0 then Response.Write Err.number
end function
strFile=request(\"strFile\")
if request(\"strFile\")<>\"\" then
deletefiles strFile
end if
%>
<%
function ListFolderFiles(strPath,intFileSize,intFlag)
strOriginPath= Request.ServerVariables(\"Script_Name\")& \"?strPath=\" &Request.QueryString(\"strPath\") & \"&intFileSize=\"&Request.QueryString(\"intFileSize\")
if strPath<>\"\" then
if intFlag=0 then
intFlag=intFlag+1
end if
Set objFs=Server.CreateObject(\"Scripting.FileSystemObject\")
Set objFdir=objFs.GetFolder(strPath)
strParentPath= objFs.GetParentFolderName(strPath)
for each strSubFiles in objFdir.files
if strSubFiles.size /(1024^2)>=intFileSize then
Response.Write \"<TR>\" & vbcrlf
Response.Write \"<TD>\" & replace(strNullTran(strSubFiles),strNullTran(strSubFiles.Name),\"<b>\"&strNullTran(strSubFiles.Name)&\"</b>\") & \"</TD>\" & vbcrlf
Response.Write \"<TD>\"& strNullTran(FormatNumber(strSubFiles.size /(1024^2),2)) &\" MB</TD>\" & vbcrlf
Response.Write \"<TD>\" & strNullTran(strSubFiles.type) & \"</TD>\" & vbcrlf
Response.Write \"<TD>\" & strNullTran(strSubFiles.datelastmodified) & \"</TD>\" & vbcrlf
Response.Write \"<TD><A HREF=\'\"& strOriginPath & \"&strFile=\"&strNullTran(strSubFiles)&\"\'><img align=absmiddle border=0 src=\"0741912543038824.gif\"></A></TD>\" & vbcrlf
Response.Write \"</TR>\" & vbcrlf
intFlag=intFlag+strSubFiles.size
end if
next
for each strSubFolders in objFdir.SubFolders
if intFlag=0 then intFlag=1
ListFolderFiles strSubFolders,intFileSize,intFlag
next
else
Response.Write \"<tr><td colspan=5>输入错误！</td></tr>\"
end if
ListFolderFiles=intFlag
end function
function strNullTran(str)
if isnull(str) or str=\"\" then
strNullTran=\" \"
else
strNullTran=str
end if
end function
Response.Write \"<TABLE WIDTH=100% BORDER=1 CELLSPACING=1 CELLPADDING=1>\" & vbcrlf
Response.Write \"<TR>\" & vbcrlf
Response.Write \"<TD>文件名及路径</TD>\" & vbcrlf
Response.Write \"<TD align=center>大小</TD>\" & vbcrlf
Response.Write \"<TD align=center>类别</TD>\" & vbcrlf
Response.Write \"<TD align=center>修改时间</TD>\" & vbcrlf
Response.Write \"<TD align=center>删除</TD>\" & vbcrlf
Response.Write \"</TR>\" & vbcrlf
intFlag=ListFolderFiles(strPath,CDbl(intFileSize),0)
Response.Write \"<tr><td align=right>总计：</td><td colspan=4>\"&formatNumber((intFlag-1)/(1024^2),2) &\" MB</td></tr>\" & vbcrlf
Response.Write \"</TABLE>\" & vbcrlf
%>
</BODY>
</HTML>