该搜索引擎由一个HTM文件一个ASP文件组成，主要是运用FILESYSTEMOBJECT组件来达到目的，功能强大，修改界面以后可以直接拿来使用，当然加上一点自己的东西就更加好了。

searchpage.htm
该HTM文件用来传入条件

HTML>
HEAD>
TITLE>ASP搜索引擎范例/TITLE>
/HEAD>
BODY>
CENTER>
FORM METHOD=POST ACTION="search.asp">

TABLE BGCOLOR="#CC6633" BORDER="0">
TR>

TD ROWSPAN="3" BGCOLOR="#CC6633" width="21" nowrap> /TD>

TD width="363" nowrap> FONT COLOR="#FFFFFF">
INPUT TYPE="text" NAME="SearchText" SIZE="22">
INPUT TYPE="checkbox" NAME="Case">
高度敏感/FONT> /TD>

TD ROWSPAN="3" width="10">
INPUT TYPE="submit" VALUE="确定">
P>

INPUT TYPE="reset" VALUE="清除">
/TD>

TD ROWSPAN="3" BGCOLOR="#CC6633" width="28"> /TD>
/TR>
TR>

TD width="363" nowrap> FONT COLOR="#FFFFFF"> 返回结果
SELECT name="rLength" >
option value="200" selected>长信息 /option>
option value="100">短信息/option>
option value="0">只返回连接/option>
/SELECT>
SELECT NAME="rResults">
OPTION VALUE="10" SELECTED>10
OPTION VALUE="25">25
OPTION VALUE="50">50
/SELECT>
/FONT>
/TD>
/TR>
TR>

TD width="363" nowrap> FONT COLOR="#FFFFFF"> 必须包括:
INPUT TYPE="checkbox" NAME="iImage">
图片
INPUT TYPE="checkbox" NAME="iZips">
Zip格式
INPUT TYPE="checkbox" NAME="iJavaS"> JavaScript
/FONT>
/TD>
/TR>
/TABLE>
/FORM>
/CENTER>

DL>
DD> /DD>
/DL>
/BODY>
/HTML>

------------------------------------------------------------------------
显示结果的ASP程序
search.asp

HTML>
HEAD>
TITLE>'%=Request("SearchText")%>'的搜索结果/TITLE>
/HEAD>
BODY>
B>'%=Request("SearchText")%>'的搜索结果/B>BR>
%
Const fsoForReading = 1
Dim objFile, objFolder, objSubFolder, objTextStream
Dim bolCase, bolFileFound, bolTagFound
Dim strCount, strDeTag, strExt, strFile, strContent, strRoot, strTag, strText, strTitle, strTitleL
Dim reqImage, reqJavaS, reqLength, reqNumber, reqZip

strFile = ".asp .htm .html .js .txt .css"
strRoot = "/"
strText = Request("SearchText")
strTag = Chr(37) Chr(62)
bolFileFound = False
bolTagFound = False
If Request("Case") = "on" Then bolCase = 0 Else bolCase = 1
If Request("iImage") = "on" Then reqImage = "IMG" Else reqImage = ""
If Request("iZips") = "on" Then reqZips = ".zip" Else reqImage = ""
If Request("iJavaS") = "on" Then reqJavaS = "JavaScript" Else reqImage = ""
If Request("rResults") = "10" Then reqNumber = 10
If Request("rResults") = "25" Then reqNumber = 25
If Request("rResults") = "50" Then reqNumber = 50
reqLength = Request("rLength")

Set objFSO = Server.CreateObject("Scripting.FileSystemObject")
Set objFolder = objFSO.GetFolder(Server.MapPath(strRoot))

schSubFol(objFolder)

Sub schSubFol(objFolder)
For Each objFile in objFolder.Files
If strCount + 1 > reqNumber or strText = "" Then Exit Sub
If Response.IsClientConnected Then
Set objTextStream = objFSO.OpenTextFile(objFile.Path,fsoForReading)

strContent = objTextStream.ReadAll

If InStr(1, strContent, strTag, bolCase) Then
Else
If Mid(objFile.Name, Len(objFile.Name) - 1, 1) = "." Then strExt = Mid(objFile.Name, Len(objFile.Name) - 1, 2)
If Mid(objFile.Name, Len(objFile.Name) - 2, 1) = "." Then strExt = Mid(objFile.Name, Len(objFile.Name) - 2, 3)
If Mid(objFile.Name, Len(objFile.Name) - 3, 1) = "." Then strExt = Mid(objFile.Name, Len(objFile.Name) - 3, 4)
If Mid(objFile.Name, Len(objFile.Name) - 4, 1) = "." Then strExt = Mid(objFile.Name, Len(objFile.Name) - 4, 5)
If InStr(1, strContent, strText, bolCase) And _
InStr(1, strContent, reqImage, 1) And _
InStr(1, strContent, reqZips, 1) And _
InStr(1, strContent, reqJavaS, 1) And _
Instr(1, strFile, strExt, 1) Then
If InStr(1, strContent, "TITLE>", 1) Then strTitle = Mid(strContent, InStr(1, strContent, "TITLE>", 1) + 7, InStr(1, strContent, "/TITLE>", 1)) Else strTitle = "未命名"

strCount = strCount + 1
Response.Write "DL>DT>B>I>" strCount "/I>/B> - A HREF=" objFile.Path ">" strTitle "/A>/A>/DT>BR>DD>"
strTitleL = InStr(1, strContent, "/TITLE>", 1) - InStr(1, strContent, "TITLE>", 1) + 7

strDeTag = ""
bolTagFound = False

Do While InStr(strContent, "")
bolTagFound = True
strDeTag = strDeTag " " Left(strContent, InStr(strContent, "") - 1)
strContent = MID(strContent, InStr(strContent, ">") + 1)
Loop

strDeTag = strDeTag strContent
If Not bolTagFound Then strDeTag = strContent

If reqLength = "0" Then Response.Write objFile.Path "/DD>/DL>" Else Response.Write Mid(strDeTag, strTitleL, reqLength) "...BR>b>FONT SIZE='2'>URL: " objFile.Path " - 上次修改时间: " objFile.DateLastModified " - " FormatNumber(objFile.Size / 1024) "Kbytes/FONT>/b>/DD>/DL>"
bolFileFound = True
End If
objTextStream.Close
End If
End If
Next
End Sub

For Each objSubFolder in objFolder.SubFolders
schSubFol(objSubFolder)
Next

If Not bolFileFound then Response.Write "没有匹配结果"
If bolFileFound then Response.Write "B>搜索结束/B>"

Set objTextStream = Nothing
Set objFolder = Nothing
Set objFSO = Nothing
%>
/BODY>/HTML>