vue router 如何输出 data值呢?

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
<div id="app">
  <h1>Hello App!</h1>
  <p>
    <router-link to="/foo">Go to Foo</router-link>
    <router-link to="/bar?a=b">Go to Bar</router-link>
  </p>
  <router-view></router-view>
</div>
<script id="foo" type="text/template">
    <h1>Hello, {{bigfoot}}</h1>
</script>
<script id="bar" type="text/template">
    <h1>Hello2, {{nani}}</h1>
</script>
<script src="https://cdn.bootcss.com/vue/2.5.17-beta.0/vue.min.js"></script>
<script src="https://cdn.bootcss.com/vue-router/3.0.1/vue-router.min.js"></script>
<script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.min.js"></script>
<script>
var Foo = { template: $("#foo").html() };
var Bar = { template: $("#bar").html() };

var routes = [
  { path: '/foo', component: Foo },
  { path: '/bar', component: Bar }
];

var router = new VueRouter({
  routes:routes 
});

new Vue({
    el: "#app",
    data: {
        bigfoot: "大脚",
        nani: "什么啊?"
    },
    router: router
});

</script>
</body>
</html>

以上会报错 bigfoot 或者 nani undefined

阅读 3.4k
2 个回答

你的数据是定义在根组件的,需要定义在子组件中才行

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