中文数字验证码

时间:2021-08-04 06:55:17
<form method="post" name=myform>
姓 名:<input type="text" name="name" value=""><br>
学 号:<input type="text" name="num" value=""><br>
。。。:<input type="text" name="aaa" value=""><br>
。。。:<input type="text" name="bbb" value=""><br>
验证码:<img src="vcode/c.asp" onclick="this.src=this.src" title="点击图片可以更改验证码" height="13" width="52">
<input type="text" size="5" name="C" autocomplete="off" style="ime-mode:disabled;"  value="">
<input type="submit" value="提交">
</form>
asp代码:
<%
c = Request.form("c")

'如果可以输入小写的数字,请把下面三行注释掉
 for ii = 0 to 9
c = Replace(c,Cstr(ii),"")
 next

 c = Replace(c,"零","0")
 c = Replace(c,"一","1")
 c = Replace(c,"二","2")
 c = Replace(c,"三","3")
 c = Replace(c,"四","4")
 c = Replace(c,"五","5")
 c = Replace(c,"六","6")
 c = Replace(c,"七","7")
 c = Replace(c,"八","8")
 c = Replace(c,"九","9")

if Cstr(c) <> Cstr(Session("validateCode")) then
Response.write ("验证码不正确")
Response.end
end if
%>