UC知道高分悬赏，谁能回答这些代码每行的意思？
来源：百度知道 编辑：UC知道 时间：2024/09/20 13:29:14
<%
if request("radiobutton")="" then
response.Write"<p align='center'><br><br><font color='red'>执行不成功</font></p>"
response.Write"<meta http-equiv=refresh content='1;url=shanchu.asp'>"
response.End()
else
set objconn=server.CreateObject("adodb.connection")
objconn.connectionstring="provider=microsoft.jet.oledb.4.0;"&"data source="&server.mappath("black.mdb")&";jet oledb:database"
objconn.open
sql="delete * from [登陆] where [用户名]='"&request("radiobutton")&"'"
objconn.execute(sql)
response.Write"<p align='center'><br><br><font color='red'>执行成功!</font></p>"
response.Write"<meta http-equiv=refresh content='1;url=sha
if request("radiobutton")="" then
response.Write"<p align='center'><br><br><font color='red'>执行不成功</font></p>"
response.Write"<meta http-equiv=refresh content='1;url=shanchu.asp'>"
response.End()
else
set objconn=server.CreateObject("adodb.connection")
objconn.connectionstring="provider=microsoft.jet.oledb.4.0;"&"data source="&server.mappath("black.mdb")&";jet oledb:database"
objconn.open
sql="delete * from [登陆] where [用户名]='"&request("radiobutton")&"'"
objconn.execute(sql)
response.Write"<p align='center'><br><br><font color='red'>执行成功!</font></p>"
response.Write"<meta http-equiv=refresh content='1;url=sha
如果用户什么也没选~~
那么输出"执行不成功"并且在一秒后跳到"删除"页
反之
建立数据库驱动 建立数据集
从"登陆"表中 删除"用户名"为 用户选择的值的对应项
然后输出"执行成功"
然后跳到"删除"页 (一秒后)