NEWSZW_HZH_BEGIN-->
<%@ LANGUAGE="VBScript" %>
<% 'Set file i/o constants.
Const ForReading = 1
Const ForWriting = 2
Const ForAppending = 8
filename = "test.txt"
path = Server.MapPath("data") & "\" & filename
' 映射文件名到服务器的物理路径 .
operation = Request.Form("operation") %>
' 得到请求操作 .
<html>
<head>
<title> 千花飞舞之处理文件 </title>
</head>
<body>
<font face="Arial,Helvetica" size=2>
<table bgcolor="#000000" border=0 cellpadding=1 cellspacing=0><tr><td>
<table bgcolor="#008080" border=0 cellpadding=8 cellspacing=0><tr valign=bottom><td>
<font face="Arial,Helvetica" size=2>
<form action="<% = Request.ServerVariables("script_NAME") %>" method="post">
<input name="operation" type="radio" value="create"> 创建
<input name="operation" type="radio" value="delete"> 删除
<input name="operation" type="radio" value="read" checked> 读取
<input name="operation" type="radio" value="write"> 写入
<input name="operation" type="radio" value="append"> 添加
<p>
<center>
<input type="submit" value=" 确定 "> <input type="reset" value=" 重置 ">
</center>
</form>
<p>
<a href="fileops.html"><b> 返回 </b></a>
</font>
</td></tr></table>
</td></tr></table>
<p>
<%
if operation = "create" then
call CreateFile(path)
call ReadFile(path)
elseif operation = "delete" then
call DeleteFile(path)
elseif operation = "read" then
call ReadFile(path)
elseif operation = "write" then
call WriteFile(path)
call ReadFile(path)
elseif operation = "append" then
call AppendFile(path)
call ReadFile(path)
end if
' 执行请求操作 .
%>
<p>
</font>
</body></html>
<% sub CreateFile(path)
dim fs, file
set fs = CreateObject("Scripting.FileSystemObject")
if fs.FileExists(path) then
Response.Write(<b> 噢 , 文件 " & filename & " 已经存在 , 创建失败 !</b><br>" & vbCrLf)
' 如果文件早已存在则显示一个错误信息
else
Response.Write( 恭喜 , " & filename & " 创建成功 !<br>" & vbCrLf)
' 否则创建它并写入数据
set file = fs.CreateTextFile(path)
Response.Write( 向 " & filename & " 写入数据 ...<br>" & vbCrLf)
file.WriteLine("Line 1 added " & Now() & ".")
file.WriteLine("Line 2 added " & Now() & ".")
file.WriteLine("Line 3 added " & Now() & ".")
file.WriteLine("Line 4 added " & Now() & ".")
file.WriteLine("Line 5 added " & Now() & ".")
file.Close()
end if
end sub
sub DeleteFile(path)
dim fs, file
set fs = CreateObject("Scripting.FileSystemObject")
if not fs.FileExists(path) then
' 如果文件不存在则显示一个错误信息 .
Response.Write(<b> 噢 , 文件 " & filename & " 不存在 , 您删除什么 !</b><br>" & vbCrLf)
else
Response.Write( 恭喜 ," & filename & " 删除成功 !<br>" & vbCrLf)
' 否则删除它 .
fs.DeleteFile(path)
end if
end sub
sub ReadFile(path)
dim fs, file
set fs = CreateObject("Scripting.FileSystemObject")
if not fs.FileExists(path) then
Response.Write(<b> 噢 , 文件 " & filename & " 不存在 , 您读取什么 !</b><br>" & vbCrLf)
' 如果文件不存在则显示一个错误信息 .
else
set file = fs.OpenTextFile(path, ForReading)
Response.Write( 恭喜 ," & filename & " 读取成功 !" & vbCrLf)
' 否则打开它并显示内容 .
Response.Write("<p>" & vbCrLf)
Response.Write("<hr size=1>" & vbCrLf)
Response.Write("<font size=3><pre>" & vbCrLf)
do while not file.AtEndOfStream
Response.Write(file.ReadLine & vbCrLf)
loop
Response.Write("</pre></font>" & vbCrLf)
Response.Write("<hr size=1>" & vbCrLf)
file.Close()
end if
end sub
sub WriteFile(path)
dim fs, file
set fs = CreateObject("Scripting.FileSystemObject")
if not fs.FileExists(path) then
Response.Write(<b> 噢 , 文件 " & filename & " 不存在 , 您写入什么 !</b><br>" & vbCrLf)
' 如果文件不存在则显示一个错误信息 .
else
set file = fs.OpenTextFile(path, ForWriting)
' 否则 , 改写内容 .
Response.Write(Rewriting file " & filename & ".<br>" & vbCrLf)
file.WriteLine("Rewritting file with line 1 added " & Now() & ".")
file.WriteLine("Rewritting file with line 2 added " & Now() & ".")
file.WriteLine("Rewritting file with line 3 added " & Now() & ".")
file.Close()
end if
end sub
sub AppendFile(path)
dim fs, file
set fs = CreateObject("Scripting.FileSystemObject")
if fs.FileExists(path) then
set file = fs.GetFile(path)
if file.size > 500 then
' 如果文件存在 , 检查它的大小并退出 , 如果它超过 500K.
Response.Write(<b> 噢 , 文件 " & filename & " 超过了大小限制 , 添加失败 !</b><br>" &
vbCrLf)
exit sub
end if
else
Response.Write( 噢 , 文件 " & filename & " 不存在 ! 但它将会被创建 ...<br>" & vbCrLf)
end if
' 如果文件不存在 , 显示一个提示信息 .
Response.Write( 添加内容到文件 " & filename & "...<br>" & vbCrLf)
set file = fs.OpenTextFile(path, ForAppending, true)
file.WriteLine(" 添加的新内容 :" & Now() & ".")
' 当需要给它添加新内容时打开或创建文件
file.Close()
end sub %>
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