}
if(addr.length==0){
alert("请认真填写地址!");return false;
}
if(email.length==0){
alert("请认真填写邮件!");return false;
}
if(!reg.test(email)){
alert("电子邮件检测失败");return false;
}
var send = {'name':name,'ages':ages,'pass':pass,'addr':addr,'email':email};
$.post('_process.php',send,function(data){
if(data.res==-1){
$("#result").addClass("error");
}
$("#result").html(data.msg);
//$("form")[0].reset();
},'json');
})
$("#msg").ajaxStart(function(){
$(this).fadeIn();
}).ajaxStop(function(){
$(this).fadeOut();
})
</script>
</body>
</html>
2,_process.php接收ajax提交数据 并做相关处理的文件
<?php
header('Content-Type:text/html;charset=utf-8');
sleep(1);
$conn = mysqli_connect("localhost","root","root","register") or die("Unable to connect!".mysqli_connect_error());
mysqli_query($link,"set names utf8");
$name = isset($_POST['name'])?mysqlQuotes(trim($_POST['name'])):'';
$ages = isset($_POST['ages'])?intval(trim($_POST['ages'])):'';
$pass = isset($_POST['pass'])?mysqlQuotes(trim($_POST['pass'])):'';
$addr = isset($_POST['addr'])?mysqlQuotes(trim($_POST['addr'])):'';
$email = isset($_POST['email'])?mysqlQuotes(trim($_POST['email'])):'';
if(empty($name)){
echo json_encode(array('res'=>-1,'msg'=>'请您认真输入姓名'));exit;
}
//查询username在 tb_register 表中是否存在,不存在则入库,存在则告知已注册
$sql0 = "select count(1) as nums from tb_register where username='{$name}'";
$row0 = select_one($conn,$sql0);
if($row0['nums']>=1){
echo json_encode(array('res'=>-1,'msg'=>'对不起,该用户名已被注册!'));exit;
}
if(empty($ages)){
echo json_encode(array('res'=>-1,'msg'=>'请您认真输入年龄'));exit;
}
if(!preg_match("/^d+$/",$ages)){
echo json_encode(array('res'=>-1,'msg'=>'请输入合法的数字'));exit;
}
if(empty($pass)){
echo json_encode(array('res'=>-1,'msg'=>'请您认真输入密码'));exit;
}
if(empty($addr)){
echo json_encode(array('res'=>-1,'msg'=>'请您认真输入地址'));exit;
}
if(empty($email)){
echo json_encode(array('res'=>-1,'msg'=>'请您认真输入邮箱'));exit;
}
if(!preg_match("/^[a-zA-Z0-9_]+@[a-zA-Z0-9_]+(.[a-zA-Z]+)+$/",$email)){
echo json_encode(array('res'=>-1,'msg'=>'您的邮箱格式不正确'));exit;
}
$add_day = date("YmdHis");
//以下是入库操作
$sql = "insert into tb_register set username='{$name}',ages='{$ages}',password='{$pass}',address='{$addr}',email='{$email}',add_day='{$add_day}'";
mysqli_query($conn,$sql);
echo json_encode(array('res'=>1,'msg'=>'恭喜你,注册成功!'));exit;
//预防mysql注入攻击函数 入库数据
function mysqlQuotes($content){
if(!get_magic_quotes_gpc()) //先看看是否开启自动过滤机制 未开启则手动加函数过滤
