[摘要]效果参考(附源码)http://mail.htjs.net/yanzhengma/test.php<?session_start();?> <FORM METHOD=POST AC...
效果参考(附源码)http://mail.htjs.net/yanzhengma/test.php
<?session_start();?>
<FORM METHOD=POST ACTION="">
<input type=text name=number maxlength=4><img src="YanZhengMa.php?act=init">
<INPUT TYPE="submit" name="sub">
</FORM>
<?
//检验校验码
if(isset($HTTP_POST_VARS["sub"])):
if($HTTP_POST_VARS["number"] != $HTTP_SESSION_VARS[login_check_number]
关键词：PHP生成带有雪花背景的验证码