<form name="form1" method="post" action="change.asp?ac=ch"> 请问这个change.asp?ac=ch代表什么意思. <table width="39%" height="105" border="0" > <tr> <td width="27%">用户名:</td> <td width="73%"><input name="username" type="text" id="username" value="<%=username%>"> *</td> </tr> <tr> <td>密码:</td> <td><input name="password" type="text" id="password" value="<%=password%>"> *</td> </tr> <tr> <td>性别:</td> <td><input name="sex" type="text" id="sex" value="<%=sex%>"></td> </tr> <tr> <td>QQ:</td> <td><input name="qq" type="text" id="qq" value="<%=qq%>"></td> </tr> <tr> <td>Mail:</td> <td><input name="mail" type="text" id="mail" value="<%=mail%>"></td> </tr> <tr> <td>提示问题:</td> <td><input name="quest" type="text" id="quest" value="<%=quest%>"> *</td> </tr> <tr> <td>答案:</td> <td><input name="getpassword" type="text" id="getpassword" value="<%=getpassword%>"> *</td> </tr> <tr> <td>地址:</td> <td><input name="add" type="text" id="add" value="<%=add%>"></td> </tr> <tr> <td>个人介绍</td> <td><textarea name="personalinfo" cols="30" rows="6" id="personalinfo"><%=personalinfo%></textarea></td> </tr> <tr> <td> </td> <td><input type="submit" name="Submit" value="修改"> <a href="change.asp?se=y" target="_self">退出系统</a></td> <% if strcomp(request.QueryString("se"),"y")=0 then session("username")="" response.Redirect("index.asp") end if %> </tr> </table> </form> <% if strcomp(request.QueryString("ac"),"ch")=0 then set rs=server.createobject("adodb.recordset") sql="select * from info where username='"&session("username")&"'" rs.open sql,conn,1,3 rs("username")=request.Form("username") rs("password")=request.Form("password") rs("mail")=request.Form("mail") rs("sex")=request.Form("sex") rs("qq")=request.Form("qq") rs("add")=request.Form("add") rs("personalinfo")=request.Form("personalinfo") rs("quest")=request.Form("quest") rs("getpassword")=request.Form("getpassword")
rs.update set rs=nothing response.Write("修改完成!") end if %> 帮忙解释一下红色字部分, 万分感谢