[摘要]strlen(day)!=2) echo"<br><center><font color=blue>输入的年月日不正确。请</font&g...
strlen($day)!=2){
echo"<br><center><font color=blue>输入的年月日不正确。请</font><a href=
javascript:history.go(-1);>返回</a></center><br>";
include("foot.inc.php");
exit();
}
if (!eregi("^[_\.0-9a-z-]+@([0-9a-z][0-9a-z-]+\.)+[a-z]{2,3}$",$email)) {
echo"<br><center><font color=blue>E-Mail地址格式不对。请</font><a href=
javascript:history.go(-1);>返回</a></center><br>";
include("foot.inc.php");
exit();
}
if($tel==""){
echo"<br><center><font color=blue>联系的电话不能为空。请</font><a href=
javascript:history.go(-1);>返回</a></center><br>";
include("foot.inc.php");
exit();
}
if(strlen($tel)!=11
关键词：用户的详细注册与判断