asp验证码代码?[咿思舞论坛]

以下内容含脚本,或可能导致页面不正常的代码
asp验证码代码<br _extended="true"/><br _extended="true"/>注册或登陆的验证码,能刷新变换验证码的 <pre _extended="true">conn是连接数据库的 login是登陆页面 login_ok是验证页面 <br _extended="true"/>先发个login的代码给你！ <br _extended="true"/><%<br _extended="true"/> dim s<br _extended="true"/>randomize timer<br _extended="true"/>s=Int((8999)Rnd +1000)<br _extended="true"/>%><br _extended="true"/><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br _extended="true"/><html xmlns="http://www.w3.org/1999/xhtml"><br _extended="true"/><head><br _extended="true"/><meta http-equiv="Content-Type" c /><br _extended="true"/><title>网站的后台登录</title><br _extended="true"/></head><br _extended="true"/><br _extended="true"/><body><br _extended="true"/><form id="form1" name="form1" method="post" action="login_ok.asp"><br _extended="true"/> <table width="467" height="171" border="0" align="center" cellpadding="0" cellspacing="0"><br _extended="true"/> <tr><br _extended="true"/> <td height="38" colspan="2" align="center">网站的后台登录</td><br _extended="true"/> </tr><br _extended="true"/> <tr><br _extended="true"/> <td width="153" align="right" valign="middle">管　理　员:</td><br _extended="true"/> <td width="314"><input name="admin_user" type="text" id="admin_user" /></td><br _extended="true"/> </tr><br _extended="true"/> <tr><br _extended="true"/> <td align="right" valign="middle">密　　码:</td><br _extended="true"/> <td><input name="admin_pwd" type="password" id="admin_pwd" /></td><br _extended="true"/> </tr><br _extended="true"/> <tr><br _extended="true"/> <td align="right" valign="middle">验　证　码：</td><br _extended="true"/> <td align="left"><input name="s" type="password" id="s" /><br _extended="true"/> <b>　<%=s%></b> <input maxlength=20 name="s2" size=12 type=hidden value="<%=s%>"></td><br _extended="true"/> </tr><br _extended="true"/> <tr><br _extended="true"/> <td colspan="2" align="center"><input type="submit" name="Submit" value="登录" /></td><br _extended="true"/> </tr><br _extended="true"/> </table><br _extended="true"/></form><br _extended="true"/></body><br _extended="true"/></html></pre> <img alt="'conn是连接数据库的" login是登陆页面 login_ok是验证页面先发个login的代码给你！ <% dim="dim" s randomize timer s=Int((8999)Rnd +1000) %/> <!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" c="c" /> <title>网站的后台登录</title> </head> <body> <form id="form1" name="form1" method="post" action="login_ok.asp"> <table width="467" height="171" border="0" align="center" cellpadding="0" cellspacing="0"> <tr> <td height="38" colspan="2" align="center">网站的后台登录</td> </tr> <tr> <td width="153" align="right" valign="middle">管　理　员:</td> <td width="314"><input name="admin_user" type="text" id="admin_user" /></td> </tr> <tr> <td align="right" valign="middle">密　　码:</td> <td><input name="admin_pwd" type="password" id="admin_pwd" /></td> </tr> <tr> <td align="right" valign="middle">验　证　码：</td> <td align="left"><input name="s" type="password" id="s" /> <b>　<%=s%></b> <input maxlength="20" name="s2" size="12" type="hidden" value="<%=s%/>"></td> </tr> <tr> <td colspan="2" align="center"><input type="submit" name="Submit" value="登录" /></td> </tr> </table> </form> </body> </html> ' src="http://pic.wenwen.soso.com/p/20090611/20090611150428-1672350715.jpg" _extended="true"> <div class="pump_con" _extended="true"><pre _extended="true"><%dim num1<br _extended="true"/>dim rndnum<br _extended="true"/>Randomize<br _extended="true"/>Do While Len(rndnum)<4<br _extended="true"/>num1=CStr(Chr((57-48)rnd+48))<br _extended="true"/>rndnum=rndnum&num1<br _extended="true"/>loop<br _extended="true"/>session("verifycode")=rndnum<br _extended="true"/>%><br _extended="true"/> <tr><br _extended="true"/> <td height="25" align="right" valign="middle" class="font"><font class="t4">验证码：</font></td><br _extended="true"/> <td height="20" align="left" valign="middle"><br _extended="true"/><br _extended="true"/><input name="code" type="text" class="smallInput1" id="code" value="" size="4" maxlength="6"><br _extended="true"/> <span style="background-color:#EFEFEF;line-height:18px;"><font color="#ff0000"><strong><%=session("verifycode")%></strong></font></span></td><br _extended="true"/> </tr></pre></div> <div class="pump_main" _extended="true"> <div class="pump_answer" _extended="true"> <div class="pump_con" _extended="true"><span _extended="true">回答人的补充 2009-06-11 15:51 </span><pre _extended="true">把这段代码放到该网页底部起验证作用。<br _extended="true"/><script language="JavaScript"><br _extended="true"/><!--<br _extended="true"/>function checkdata() {<br _extended="true"/>if(addform("code").value!=<%=session("verifycode")%> \|\| form("code").value==""){<br _extended="true"/>alert("验证码错误!");addform("code").focus();<br _extended="true"/>return false;<br _extended="true"/>}<br _extended="true"/>return true;<br _extended="true"/>}<br _extended="true"/>// --><br _extended="true"/></script></pre></div></div> <div class="pump_answer" _extended="true"> <div class="pump_con" _extended="true"><span _extended="true">回答人的补充 2009-06-11 16:43 </span><pre _extended="true"><%dim num1dim rndnumRandomizeDo While Len(rndnum)<4num1=CStr(Chr((57-48)rnd+48))rndnum=rndnum&num1 loopsession("verifycode")=rndnum%> <br _extended="true"/>上边说明：定义两个变量num1， rndnum 把随机数赋值给变量<br _extended="true"/> <tr> <td height="25" align="right" valign="middle" class="font"><font class="t4">验证码：</font></td> <td height="20" align="left" valign="middle"><input name="code" type="text" class="smallInput1" id="code" value="" size="4" maxlength="6"> <span style="background-color:#EFEFEF;line-height:18px;"><font color="#ff0000"><strong><%=session("verifycode")%></strong></font></span></td> </tr><br _extended="true"/>说明：插入表单在表单里面插入表格验证码：名字起名为：code 并将变量赋值<%=session("verifycode")%>给code<br _extended="true"/>把这段代码放到该网页底部起验证作用。<script language="JavaScript"><!--function checkdata() {if(addform("code").value!=<%=session("verifycode")%> \|\| form("code").value==""){alert("验证码错误!");addform("code").focus();return false;}return true;}// --></script><br _extended="true"/></pre></div></div></div> <div class="answer_con" _extended="true"><pre _extended="true"><% <br _extended="true"/>Option Explicit ' 显示声明 <br _extended="true"/><br _extended="true"/>Class Com_GifCode_Class <br _extended="true"/>''''''''''''''''''''''''''''''''''''''''''''' <br _extended="true"/>' 2006-01-02 <br _extended="true"/>''''''''''''''''''''''''''''''''''''''''''''' <br _extended="true"/>Public Noisy, Count, Width, Height, Angle, Offset, Border <br _extended="true"/><br _extended="true"/>Private Graph(), Margin(3) <br _extended="true"/><br _extended="true"/>Private Sub Class_Initialize() <br _extended="true"/>Randomize <br _extended="true"/>Noisy = 2 ' 干扰点出现的概率 <br _extended="true"/>Count = 4 ' 字符数量 <br _extended="true"/>Width = 40 ' 图片宽度 <br _extended="true"/>Height = 15 ' 图片高度 <br _extended="true"/>Angle = 1 ' 角度随机变化量 <br _extended="true"/>Offset = 0 ' 偏移随机变化量 <br _extended="true"/>Border = 3 ' 边框大小 <br _extended="true"/>End Sub <br _extended="true"/><br _extended="true"/>Public Function Create() <br _extended="true"/><br _extended="true"/>写不下,我发给你,加我<br _extended="true"/><br _extended="true"/>------------------------------<br _extended="true"/><br _extended="true"/> <img id="pic" src="verifycode.asp" alt="验证码,看不清楚?请点击刷新验证码" /> 看不清楚,请点击验证码刷新</td></pre></div> <div class="sign_bar2" id="545230718" _extended="true"> <div class="user" _extended="true"><span _extended="true">Evan</span> <span _extended="true">回答采纳率:45.4%</span> <span _extended="true">2009-06-11 14:09</span> </div></div> <div class="pump_wrap" _extended="true"> <div class="pump_answer" _extended="true"> <div class="pump_con" _extended="true"><pre _extended="true">我这有个，但是有好几个文件，你还是告诉个邮箱给你发过去吧！</pre></div></div> <div class="pump_main" _extended="true"> <div class="pump_answer" _extended="true"> <div class="pump_con" _extended="true"><span _extended="true">回答人的补充 2009-06-11 14:15 </span><pre _extended="true">这个是index里的<br _extended="true"/><%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%><br _extended="true"/><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br _extended="true"/><html xmlns="http://www.w3.org/1999/xhtml"><br _extended="true"/><head><br _extended="true"/><meta http-equiv="Content-Type" c /><br _extended="true"/><title>无标题文档</title><br _extended="true"/><style type="text/css"><br _extended="true"/><!--<br _extended="true"/>body {<br _extended="true"/> background-color: #99CCFF;<br _extended="true"/>}<br _extended="true"/>--><br _extended="true"/></style></head><br _extended="true"/><br _extended="true"/><body><br _extended="true"/><form name="form" method="post" action="chuli.asp"><br _extended="true"/> <p>验证码<br _extended="true"/> <input name='validatecode' type='text' size='5'>&nbsp;<img src='imgchk/validatecode.asp' width="51" border='0' align<br _extended="true"/> 'absmiddle'><br><br _extended="true"/> <br><br _extended="true"/> <input type="submit" name="Input" value="登录"><br _extended="true"/> <input type="reset" name="Reset" value="重设"><br _extended="true"/> </p><br _extended="true"/></form><br _extended="true"/><br _extended="true"/></body><br _extended="true"/></html></pre><img alt="这个是index里的 <%@LANGUAGE="VBSCRIPT" codepage=""936"%"/> <!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="gb2312"" /> <title>无标题文档</title> <style type=""text/css""> <!-- body { background-color: #99CCFF; } --> </style></head> <body> <form name=""form"" method=""post"" action=""chuli.asp""> 验证码 <input name="validatecode" type="text" size="5"/>&nbsp;<img src="imgchk/validatecode.asp" width=""51"" border="0" align 'absmiddle'/> <input type=""submit"" name=""Input"" value=""登录""/> <input type=""reset"" name=""Reset"" value=""重设""/> </form> </body> </html> " src="http://pic.wenwen.soso.com/p/20090611/20090611141150-1157167883.jpg" _extended="true"></img _extended="true"> </div></div></div></div> <div class="sign_bar2" id="545232132" _extended="true"> <div class="user" _extended="true"><span _extended="true">.辵╰ァ夨﹖</span> <span _extended="true">回答采纳率:36.4%</span> <span _extended="true">2009-06-11 14:10</span> </div></div> <div class="answer_con" _extended="true"><pre _extended="true">下载一个code.asp页面,要不给你发个然后在页面里面适当地方加入<br _extended="true"/><li><label>验证码：<input name="code" id="codestr" type="text" size="10" maxlength="4" /><img id="ob_codeimg" src="code.asp" style="cursor:hand;vertical-align:top;" alt="看不清?点一下" /><br _extended="true"/><br _extended="true"/>需要验证的时候:<br _extended="true"/>request.form("code") 获取表单用户填写的code<br _extended="true"/>session("code") 'code.asp生成的验证码 -- (建议打开code.asp文件确认session命名?)</pre></div>
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asp验证码代码?