请问如何在提交表单时,判断表单中的记录也表中记录相同, 并不与提交.
<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
<%
Dim Repeat1__numRows
Dim Repeat1__index
Repeat1__numRows = -1
Repeat1__index = 0
Recordset1_numRows = Recordset1_numRows + Repeat1__numRows
%>
<%
' *** Edit Operations: declare variables
Dim MM_editAction
Dim MM_abortEdit
Dim MM_editQuery
Dim MM_editCmd
Dim MM_editConnection
Dim MM_editTable
Dim MM_editRedirectUrl
Dim MM_editColumn
Dim MM_recordId
Dim MM_fieldsStr
Dim MM_columnsStr
Dim MM_fields
Dim MM_columns
Dim MM_typeArray
Dim MM_formVal
Dim MM_delim
Dim MM_altVal
Dim MM_emptyVal
Dim MM_i
MM_editAction = CStr(Request.ServerVariables("SCRIPT_NAME"))
If (Request.QueryString <> "") Then
  MM_editAction = MM_editAction & "?" & Request.QueryString
End If
' boolean to abort record edit
MM_abortEdit = false
' query string to execute
MM_editQuery = ""
%>
<%
' *** Insert Record: set variables
If (CStr(Request("MM_insert")) = "form1") Then
  MM_editConnection = MM_test1_STRING
  MM_editTable = "sort"
  MM_editRedirectUrl = ""
  MM_fieldsStr  = "index|value"
  MM_columnsStr = "index|',none,''"
  ' create the MM_fields and MM_columns arrays
  MM_fields = Split(MM_fieldsStr, "|")
  MM_columns = Split(MM_columnsStr, "|")  
  ' set the form values
  For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
    MM_fields(MM_i+1) = CStr(Request.Form(MM_fields(MM_i)))
  Next
  ' append the query string to the redirect URL
  If (MM_editRedirectUrl <> "" And Request.QueryString <> "") Then
    If (InStr(1, MM_editRedirectUrl, "?", vbTextCompare) = 0 And Request.QueryString <> "") Then
      MM_editRedirectUrl = MM_editRedirectUrl & "?" & Request.QueryString
    Else
      MM_editRedirectUrl = MM_editRedirectUrl & "&" & Request.QueryString
    End If
  End If
End If
%>
<%
' *** Insert Record: construct a sql insert statement and execute it
Dim MM_tablevalues
Dim MM_dbvalues
If (CStr(Request("MM_insert")) <> "") Then
  ' create the sql insert statement
  MM_tablevalues = ""
  MM_dbvalues = ""
  For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
    MM_formVal = MM_fields(MM_i+1)
    MM_typeArray = Split(MM_columns(MM_i+1),",")
    MM_delim = MM_typeArray(0)
    If (MM_delim = "none") Then MM_delim = ""
    MM_altVal = MM_typeArray(1)
    If (MM_altVal = "none") Then MM_altVal = ""
    MM_emptyVal = MM_typeArray(2)
    If (MM_emptyVal = "none") Then MM_emptyVal = ""
    If (MM_formVal = "") Then
      MM_formVal = MM_emptyVal
    Else
      If (MM_altVal <> "") Then
        MM_formVal = MM_altVal
      ElseIf (MM_delim = "'") Then  ' escape quotes
        MM_formVal = "'" & Replace(MM_formVal,"'","''") & "'"
      Else
        MM_formVal = MM_delim + MM_formVal + MM_delim
      End If
    End If
    If (MM_i <> LBound(MM_fields)) Then
      MM_tablevalues = MM_tablevalues & ","
      MM_dbvalues = MM_dbvalues & ","
    End If
    MM_tablevalues = MM_tablevalues & MM_columns(MM_i)
    MM_dbvalues = MM_dbvalues & MM_formVal
  Next
  MM_editQuery = "insert into " & MM_editTable & " (" & MM_tablevalues & ") values (" & MM_dbvalues & ")"
  If (Not MM_abortEdit) Then
    ' execute the insert
    Set MM_editCmd = Server.CreateObject("ADODB.Command")
    MM_editCmd.ActiveConnection = MM_editConnection
    MM_editCmd.CommandText = MM_editQuery
    MM_editCmd.Execute
    MM_editCmd.ActiveConnection.Close
    If (MM_editRedirectUrl <> "") Then
      Response.Redirect(MM_editRedirectUrl)
    End If
  End If
End If
%>
<%
Dim Recordset1
Dim Recordset1_numRows
Set Recordset1 = Server.CreateObject("ADODB.Recordset")
Recordset1.ActiveConnection = MM_test1_STRING
Recordset1.Source = "SELECT * FROM sort ORDER BY id ASC"
Recordset1.CursorType = 0
Recordset1.CursorLocation = 2
Recordset1.LockType = 1
Recordset1.Open()
Recordset1_numRows = 0
%> 
   
    <% While ((Repeat1__numRows <> 0) AND (NOT Recordset1.EOF))
 %>
 
 <%
  
 <%=(Recordset1.Fields.Item("id").value)%> | 
 <%=(Recordset1.Fields.Item("index").value)%> | 
 
 Repeat1__index=Repeat1__index+1
 Repeat1__numRows=Repeat1__numRows-1
 Recordset1.MoveNext()
 Wend
 %>
 | 
  
   
    
 
 
 
 | 
  
<%
Recordset1.Close()
Set Recordset1 = Nothing
%>
用DWMX生成全部代码如下