head标签中js链接改为https
rules: {}检查多一个右大括号
<!DOCTYPE html>
<html>
<head>
<title>表单验证插件</title>
<link href="style.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="https://www.imooc.com/data/jquery-1.8.2.min.js"></script>
<script type="text/javascript" src="https://www.imooc.com/data/jquery.validate.js"></script>
<script type="text/javascript" src="https://www.imooc.com/data/jquery.validate.messages_cn.js"></script>
</head>
<body>
<form id="frmV" method="get" action="#">
<div id="divtest">
<div class="title">
<span class="fl">表单验证插件</span>
<span class="fr">
<input id="btnSubmit" type="submit" value="提交" />
</span>
</div>
<div class="content">
<span class="fl">邮箱：</span><br />
<input id="email" name="email" type="text" /><br />
<span class="tip"></span>
</div>
</div>
</form>
<script type="text/javascript">
$(function () {
$("#frmV").validate(
{
/*自定义验证规则*/
rules: {
email:{
required:true,
email:true
}
},
/*错误提示位置*/
errorPlacement: function (error, element) {
error.appendTo(".tip");
}
}
);
});
</script>
</body>
</html>
你这个用一个比较好的编辑器开发呀，直接就报出来了