Vue_登录的数据校验
作者：互联网
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>登录</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport"
content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta name="format-detection" content="telephone=no">
<meta name="renderer" content="webkit">
<meta http-equiv="Cache-Control" content="no-siteapp"/>
<link rel="stylesheet" href="static/css/amazeui.css"/>
<link href="static/css/dlstyle.css" rel="stylesheet" type="text/css">
<link rel="stylesheet" href="static/css/bootstrap.min.css"/>
</head>
<body>
<div class="login-boxtitle" style="height: 100px;">
<div class="logoBig">
<img src="static/images/logo.png" style="margin-left: 0px ; height: 100px;">
</div>
</div>
<div class="login-banner">
<div class="login-main">
<div class="login-banner-bg"><span></span><img src="static/images/big.jpg"/></div>
<div class="login-box" style="margin-top: 20px;" id="container">
<h3 class="title">登录商城</h3>
<h5 :style="colorStyle" id="tips">{{tips}} </h5>
<div class="clear"></div>
<div class="login-form" style="background: none; margin-top: 15px;">
<form>
<div class="user-name" style="margin-top: 20px;">
<label for="user"><span class="glyphicon glyphicon-user" aria-hidden="true"></span></label>
<input type="text" v-model="username" placeholder="邮箱/手机/用户名" @keyup="checkInfo">
</div>
<div class="user-pass" style="margin-top: 20px;">
<label for="password"><span class="glyphicon glyphicon-lock" aria-hidden="true"></span></label>
<input type="password" v-model="password" placeholder="请输入密码" @keyup="checkInfo">
</div>
</form>
</div>
<div class="login-links">
<label for="remember-me"><input id="remember-me" type="checkbox">记住密码</label>
<a href="#" class="am-fr">忘记密码</a>
<br/>
</div>
<div class="am-cf">
<input type="button" @click="doSubmit" value="登 录" class="am-btn am-btn-primary am-btn-sm">
</div>
<div class="am-cf">
<input type="button" onclick="javascript:window.location.href='register.html'" value="注 册"
class="am-btn am-btn-default am-btn-sm">
</div>
<div class="partner">
</div>
</div>
</div>
</div>
<div class="footer ">
<div class="footer-hd ">
</div>
<div class="footer-bd ">
<p>
<a href="# ">联系我们</a>
<a href="# ">网站地图</a>
</p>
</div>
</div>
<script type="text/javascript" src="static/js/jquery-1.9.min.js"></script>
<script type="text/javascript" src="static/js/cookie_utils.js"></script>
<script type="text/javascript" src="static/js/vue.js"></script>
<script type="text/javascript">
var vm = new Vue({
el: "#container",
data: {
username: "",
password: "",
tips: "",
colorStyle: "color:red",
isRight: false // 标识 数据校验 是否通过
},
methods: {
doSubmit: function () {
// 登录, 发送异步请求, 把账号密码 传到 后端;
// 首先先要拿到 账号密码; 现在使用 v-model 通过双向绑定; 而不用像之前使用$("id"), 去主动去拿
// 1.校验
// if(vm.username == "") {
// vm.tips = "请输入账号!";
// vm.colorStyle = "color:red";
// }
if(vm.isRight) {
console.log("可以提交了");
} else {
vm.tips = "请正确输入账号和密码";
}
},
checkInfo : function () {
if(vm.username == "") {
vm.tips = "请输入账号!";
vm.isRight = false;
} else if(vm.username.length < 8 || vm.username.length > 20) {
vm.tips = "账号长度必须为8-20个字符";
vm.isRight = false;
} else {
// 账号合法 校验密码
if(vm.password == "") {
vm.tips = "请输入密码!";
vm.isRight = false;
} else if(vm.password.length < 6 || vm.password.length > 16) {
vm.tips = "密码长度必须为 6-16个字符!";
vm.isRight = false;
} else {
vm.tips = "";
vm.isRight = true;
}
}
}
}
});
</script>
</body>
</html>
标签：username,Vue,false,登录,校验,vm,isRight,tips,else 来源： https://www.cnblogs.com/beyondx/p/16581049.html