<P class=MsoNormal align=center><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">ASP常用语句及数据库的简单操作教程</SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一</SPAN><SPAN lang=EN-US>.VBScript</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语法简介</SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>VBScript</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句是一种基于</SPAN><SPAN lang=EN-US>VB</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的一种脚本语言</SPAN><SPAN lang=EN-US>,</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主要用于</SPAN><SPAN lang=EN-US>WEB</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务器端的程序开发</SPAN><SPAN lang=EN-US>,</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">我们</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这里只介绍一些简单的语句,主要是操作数据库的几种常见的语句</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><1>.vbscript</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的标识</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>……</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><2></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">定义变量</SPAN><SPAN lang=EN-US>dim</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>dim a,b</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>a=10</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>b=”ok!”</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注意:定义的变量可以是数值型,也可以是字符或者其他类型的</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><3></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">简单的控制流程语句</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>1. If </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">条件</SPAN><SPAN lang=EN-US>1<SPAN style="mso-spacerun: yes"> </SPAN>then</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN><SPAN lang=EN-US>1</SPAN></P><P class=MsoNormal style="TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><SPAN lang=EN-US>else</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN><SPAN lang=EN-US>2</SPAN></P><P class=MsoNormal style="TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><SPAN lang=EN-US>endif</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>2.while </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">条件</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN><SPAN lang=EN-US> </SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>wend</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>3.for count=1 to n step m</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN><SPAN lang=EN-US>1</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>exit for</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语句</SPAN><SPAN lang=EN-US>2</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>next </SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二</SPAN><SPAN lang=EN-US>.ASP</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据库简单操作教程</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><1>.</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据库连接</SPAN><SPAN lang=EN-US>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">用来单独编制连接文件</SPAN><SPAN lang=EN-US>conn.asp)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>Set conn = Server.CreateObject("ADODB.Connection")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.Open "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=" &Server.MapPath("\bbs\db1\user.mdb") </SPAN></P><P class=MsoNormal><SPAN lang=EN-US></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US></SPAN><FONT color=#ff0000><SPAN lang=EN-US>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">用来连接</SPAN><SPAN lang=EN-US>bbs\db1\</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">目录下的</SPAN><SPAN lang=EN-US>user.mdb</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据库</SPAN><SPAN lang=EN-US>)</SPAN></FONT></P><P class=MsoNormal><SPAN lang=EN-US><2></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">显示数据库记录</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原理:将数据库中的记录一一显示到客户端浏览器,依次读出数据库中的每一条记录</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果是从头到尾:用循环并判断指针是否到末</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使用</SPAN><SPAN lang=EN-US>: not rs.eof</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果是从尾到头:用循环并判断指针是否到开始</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使用:</SPAN><SPAN lang=EN-US>not rs.bof</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><!--#i nclude file=conn.asp--><SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包含</SPAN><SPAN lang=EN-US>conn.asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">用来打开</SPAN><SPAN lang=EN-US>bbs\db1\</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">目录下的</SPAN><SPAN lang=EN-US>user.mdb</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据库</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=server.CreateObject("adodb.recordset")<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">建立</SPAN><SPAN lang=EN-US>recordset</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>sqlstr="select * from message"<SPAN style="mso-spacerun: yes"> </SPAN>---->(message</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">为数据库中的一个数据表,即你要显示的数据所存放的数据表</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.open sqlstr,conn,1,3<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">表示打开数据库的方式</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.movefirst<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将指针移到第一条记录</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>while not rs.eof<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">判断指针是否到末尾</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.write(rs("name"))<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">显示数据表</SPAN><SPAN lang=EN-US>message</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中的</SPAN><SPAN lang=EN-US>name</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字段</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.movenext<SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将指针移动到下一条记录</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>wend<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">循环结束</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>------------------------------------------------------<SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这几句是用来关闭数据库</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>-------------------------------------------------------</SPAN></P><P class=MsoNormal><SPAN lang=EN-US></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">其中</SPAN><SPAN lang=EN-US>response</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象是服务器向客户端浏览器发送的信息</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><3></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">增加数据库记录</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">增加数据库记录用到</SPAN><SPAN lang=EN-US>rs.addnew,rs.update</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">两个函数</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><!--#i nclude file=conn.asp--><SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包含</SPAN><SPAN lang=EN-US>conn.asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">用来打开</SPAN><SPAN lang=EN-US>bbs\db1\</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">目录下的</SPAN><SPAN lang=EN-US>user.mdb</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据库</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=server.CreateObject("adodb.recordset")<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">建立</SPAN><SPAN lang=EN-US>recordset</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>sqlstr="select * from message"<SPAN style="mso-spacerun: yes"> </SPAN>---->(message</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">为数据库中的一个数据表,即你要显示的数据所存放的数据表</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.open sqlstr,conn,1,3<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">表示打开数据库的方式</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.addnew<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">新增加一条记录</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs("name")="xx"<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将</SPAN><SPAN lang=EN-US>xx</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的值传给</SPAN><SPAN lang=EN-US>name</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字段</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.update<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">刷新数据库</SPAN><SPAN lang=EN-US> </SPAN></P><P class=MsoNormal><SPAN lang=EN-US>------------------------------------------------------<SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这几句是用来关闭数据库</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>-------------------------------------------------------<SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN lang=EN-US>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><4></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">删除一条记录</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">删除数据库记录主要用到</SPAN><SPAN lang=EN-US>rs.delete,rs.update</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><!--#i nclude file=conn.asp--><SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包含</SPAN><SPAN lang=EN-US>conn.asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">用来打开</SPAN><SPAN lang=EN-US>bbs\db1\</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">目录下的</SPAN><SPAN lang=EN-US>user.mdb</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据库</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>dim name</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>name="xx"</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=server.CreateObject("adodb.recordset")<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">建立</SPAN><SPAN lang=EN-US>recordset</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>sqlstr="select * from message"<SPAN style="mso-spacerun: yes"> </SPAN>---->(message</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">为数据库中的一个数据表,即你要显示的数据所存放的数据表</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.open sqlstr,conn,1,3<SPAN style="mso-spacerun: yes"> </SPAN>---->(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">表示打开数据库的方式</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>-------------------------------------------------------<SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>while not rs.eof</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>if rs("name")=name then</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.delete</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.update<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">查询数据表中的</SPAN><SPAN lang=EN-US>name</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字段的值是否等于变量</SPAN><SPAN lang=EN-US>name</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的值</SPAN><SPAN lang=EN-US>"xx"</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">,如果符合就执行删除,</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>else<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">否则继续查询</SPAN><SPAN lang=EN-US>,</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">直到指针到末尾为止</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>rs.movenext</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>emd if</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>wend</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>------------------------------------------------------</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>------------------------------------------------------<SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这几句是用来关闭数据库</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US>------------------------------------------------------- </SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><5></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关于数据库的查询</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>(a) </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">查询字段为字符型</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>dim user,pass,qq,mail,message</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>user=request.Form("user")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>pass=request.Form("pass")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>qq=request.Form("qq")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>mail=request.Form("mail")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>message=request.Form("message")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>if trim(user)&"x"="x" or trim(pass)&"x"="x" then<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值和</SPAN><SPAN lang=EN-US>pass</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值是否为空,可以检测到空格</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.write("</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注册信息不能为空</SPAN><SPAN lang=EN-US>")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>else</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=server.CreateObject("adodb.recordset")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>sqlstr="select * from user where user='"&user&"'"<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">查询</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据表中的</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字段其中</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字段为字符型</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.open sqlstr,conn,1,3</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>if<SPAN style="mso-spacerun: yes"> </SPAN>rs.eof then</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.addnew</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs("user")=user</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs("pass")=pass</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs("qq")=qq</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs("mail")=mail</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs("message")=message</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.update</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.write("</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注册成功</SPAN><SPAN lang=EN-US>")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>end if </SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.write("</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注册重名</SPAN><SPAN lang=EN-US>")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>(b)</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">查询字段为数字型</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>dim num</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>num=request.Form("num")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=server.CreateObject("adodb.recordset")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>sqlstr="select * from message where id="&num<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">查询</SPAN><SPAN lang=EN-US>message</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据表中</SPAN><SPAN lang=EN-US>id</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字段的值是否与</SPAN><SPAN lang=EN-US>num</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">相等,其中</SPAN><SPAN lang=EN-US>id</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">为数字型</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>rs.open sqlstr,conn,1,3</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>if not rs.eof then</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.delete</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.update</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.write("</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">删除成功</SPAN><SPAN lang=EN-US>")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>end if</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>rs.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>conn.close</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>set rs=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>set conn=nothing</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.write("</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">删除失败</SPAN><SPAN lang=EN-US>")</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><6></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">几个简单的</SPAN><SPAN lang=EN-US>asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象的讲解</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象</SPAN><SPAN lang=EN-US>:</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务器端向客户端发送的信息对象</SPAN><SPAN lang=EN-US>,</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包括直接发送信息给浏览器</SPAN><SPAN lang=EN-US>,</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">重新定向</SPAN><SPAN lang=EN-US>URL</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">,或设置</SPAN><SPAN lang=EN-US>cookie</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>request</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象</SPAN><SPAN lang=EN-US>:</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">客户端向服务器提出的请求</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>session</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象</SPAN><SPAN lang=EN-US>:</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">作为一个全局变量,在整个站点都生效</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>server</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象:提供对服务器上方法和属性的访问</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN></SPAN></P><P class=MsoNormal><SPAN lang=EN-US>1. <FONT color=#ff0000>response</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT color=#ff0000>对象的一般使用方法</FONT></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">比如:</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>resposne.write("hello, welcome to asp!")</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在客户端浏览器就会看到</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>hello, welcome to asp! </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这一段文字</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><%</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>response.Redirect("www.sohu.com")</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>%></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果执行这一段,则浏览器就会自动连接到</SPAN> <SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">“搜狐”</SPAN> <SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的网址.</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关于</SPAN><SPAN lang=EN-US>response</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象的用法还有很多,大家可以研究研究</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">2.<FONT color=#ff0000> </FONT></SPAN><FONT color=#ff0000>request</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT color=#ff0000>对象的一般使用方法</FONT></SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">比如客户端向服务器提出的请求就是通过</SPAN><SPAN lang=EN-US>request</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象来传递的</SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">列如</SPAN> <SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">:你在申请邮箱的所填写的个人信息就是通过该对象来将</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">你所填写的信息传递给服务器的</SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">比如:这是一段表单的代码,这是提供给客户填写信息的,填写完了按</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">“提交”传递给</SPAN><SPAN lang=EN-US>request.asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">文件处理后再存入服务器数据库</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><form name="form1" method="post" action="request.asp"></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><p></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><input type="text" name="user"></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></p></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><p> </SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><input type="text" name="pass"></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></p></SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><p></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><input type="submit" name="Submit" value="</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">提交</SPAN><SPAN lang=EN-US>"></SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></p></SPAN></P><P class=MsoNormal><SPAN lang=EN-US> </form> </SPAN></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">那么</SPAN><SPAN lang=EN-US>request.asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">该如何将其中的信息读入,在写入数据库,在这里就要用到</SPAN><SPAN lang=EN-US><FONT color=#ff0000>request</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象了,下面我们就来分析</SPAN><SPAN lang=EN-US>request.asp</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的写法</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><% </SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>dim name,password<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">定义</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN lang=EN-US>password</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">两个变量</SPAN><SPAN lang=EN-US>)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US> name=request.form(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">“</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">”</SPAN><SPAN lang=EN-US>)<SPAN style="mso-spacerun: yes"> </SPAN>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将表单中的</SPAN><SPAN lang=EN-US>user</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">信息传给变量</SPAN><SPAN lang=EN-US>name)</SPAN></P><P class=MsoNormal><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>password=request.form(<SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">“</SPAN><SPAN lang=EN-US>pass</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">”</SPAN><SPAN lang=EN-US>) (</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将表单中的</SPAN><SPAN lang=EN-US>pass</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">信息传给变量<SPAN lang=EN-US>password) </SPAN><SPAN lang=EN-US>%></P><P class=MsoNormal><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通过以上的几句代码我们就将表单中的数据读进来了,接下来我们要做的就是将</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">信息写入数据库了,写入数据库的方法上面都介绍了,这里就不一一</SPAN></P></SPAN></SPAN></SPAN><p>[此帖子已被 灰儿 在 2006-11-26 14:45:58 编辑过] |
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