下面是我的一个更新记录的页面全部代码,表单里面隐藏域里面输入一个值,如果加个提交按钮点一下就能写入数据表,但是我想不用提交按钮就能写入数据表,只要该页面打开就把该值更新到数据表,我应该怎么做,求详解。
<%@LANGUAGE="VBSCRIPT" CODEPAGE="65001"%>
<!--#include file="Connections/conn.asp" -->
<%
Dim MM_editAction
MM_editAction = CStr(Request.ServerVariables("SCRIPT_NAME"))
If (Request.QueryString <> "") Then
MM_editAction = MM_editAction & "?" & Server.HTMLEncode(Request.QueryString)
End If' boolean to abort record edit
Dim MM_abortEdit
MM_abortEdit = false
%>
<%
' IIf implementation
Function MM_IIf(condition, ifTrue, ifFalse)
If condition = "" Then
MM_IIf = ifFalse
Else
MM_IIf = ifTrue
End If
End Function
%>
<%
If (CStr(Request("MM_update")) = "form1") Then
If (Not MM_abortEdit) Then
' execute the update
Dim MM_editCmd Set MM_editCmd = Server.CreateObject ("ADODB.Command")
MM_editCmd.ActiveConnection = MM_conn_STRING
MM_editCmd.CommandText = "UPDATE main01 SET taopiao = ? WHERE id = ?"
MM_editCmd.Prepared = true
MM_editCmd.Parameters.Append MM_editCmd.CreateParameter("param1", 5, 1, -1, MM_IIF(Request.Form("tao"), Request.Form("tao"), null)) ' adDouble
MM_editCmd.Parameters.Append MM_editCmd.CreateParameter("param2", 5, 1, -1, MM_IIF(Request.Form("MM_recordId"), Request.Form("MM_recordId"), null)) ' adDouble
MM_editCmd.Execute
MM_editCmd.ActiveConnection.Close ' append the query string to the redirect URL
Dim MM_editRedirectUrl
MM_editRedirectUrl = "01.asp"
If (Request.QueryString <> "") Then
If (InStr(1, MM_editRedirectUrl, "?", vbTextCompare) = 0) Then
MM_editRedirectUrl = MM_editRedirectUrl & "?" & Request.QueryString
Else
MM_editRedirectUrl = MM_editRedirectUrl & "&" & Request.QueryString
End If
End If
Response.Redirect(MM_editRedirectUrl)
End If
End If
%>
<%
Dim Recordset1
Dim Recordset1_cmd
Dim Recordset1_numRowsSet Recordset1_cmd = Server.CreateObject ("ADODB.Command")
Recordset1_cmd.ActiveConnection = MM_conn_STRING
Recordset1_cmd.CommandText = "SELECT * FROM main01"
Recordset1_cmd.Prepared = trueSet Recordset1 = Recordset1_cmd.Execute
Recordset1_numRows = 0
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head><body>
<form id="form1" name="form1" method="POST" action="<%=MM_editAction%>">
<input name="tao" type="hidden" id="tao" value="50" />
<input type="hidden" name="MM_update" value="form1" />
<input type="hidden" name="MM_recordId" value="<%= Recordset1.Fields.Item("id").Value %>" />
</form></body>
</html>
<%
Recordset1.Close()
Set Recordset1 = Nothing
%>
<%@LANGUAGE="VBSCRIPT" CODEPAGE="65001"%>
<!--#include file="Connections/conn.asp" -->
<%
Dim MM_editAction
MM_editAction = CStr(Request.ServerVariables("SCRIPT_NAME"))
If (Request.QueryString <> "") Then
MM_editAction = MM_editAction & "?" & Server.HTMLEncode(Request.QueryString)
End If' boolean to abort record edit
Dim MM_abortEdit
MM_abortEdit = false
%>
<%
' IIf implementation
Function MM_IIf(condition, ifTrue, ifFalse)
If condition = "" Then
MM_IIf = ifFalse
Else
MM_IIf = ifTrue
End If
End Function
%>
<%
If (CStr(Request("MM_update")) = "form1") Then
If (Not MM_abortEdit) Then
' execute the update
Dim MM_editCmd Set MM_editCmd = Server.CreateObject ("ADODB.Command")
MM_editCmd.ActiveConnection = MM_conn_STRING
MM_editCmd.CommandText = "UPDATE main01 SET taopiao = ? WHERE id = ?"
MM_editCmd.Prepared = true
MM_editCmd.Parameters.Append MM_editCmd.CreateParameter("param1", 5, 1, -1, MM_IIF(Request.Form("tao"), Request.Form("tao"), null)) ' adDouble
MM_editCmd.Parameters.Append MM_editCmd.CreateParameter("param2", 5, 1, -1, MM_IIF(Request.Form("MM_recordId"), Request.Form("MM_recordId"), null)) ' adDouble
MM_editCmd.Execute
MM_editCmd.ActiveConnection.Close ' append the query string to the redirect URL
Dim MM_editRedirectUrl
MM_editRedirectUrl = "01.asp"
If (Request.QueryString <> "") Then
If (InStr(1, MM_editRedirectUrl, "?", vbTextCompare) = 0) Then
MM_editRedirectUrl = MM_editRedirectUrl & "?" & Request.QueryString
Else
MM_editRedirectUrl = MM_editRedirectUrl & "&" & Request.QueryString
End If
End If
Response.Redirect(MM_editRedirectUrl)
End If
End If
%>
<%
Dim Recordset1
Dim Recordset1_cmd
Dim Recordset1_numRowsSet Recordset1_cmd = Server.CreateObject ("ADODB.Command")
Recordset1_cmd.ActiveConnection = MM_conn_STRING
Recordset1_cmd.CommandText = "SELECT * FROM main01"
Recordset1_cmd.Prepared = trueSet Recordset1 = Recordset1_cmd.Execute
Recordset1_numRows = 0
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head><body>
<form id="form1" name="form1" method="POST" action="<%=MM_editAction%>">
<input name="tao" type="hidden" id="tao" value="50" />
<input type="hidden" name="MM_update" value="form1" />
<input type="hidden" name="MM_recordId" value="<%= Recordset1.Fields.Item("id").Value %>" />
</form></body>
</html>
<%
Recordset1.Close()
Set Recordset1 = Nothing
%>
protected void Page_Load(object sender, EventArgs e)
{
//更新的过程
}
<script type="text/javascript">
document.getElementById("form1").submit();
</script>