<script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@5.4.0/dist/echarts.min.js"></script>放在vue怎么放
时间: 2023-12-03 12:03:12 浏览: 44
在Vue中,你可以在`index.html`文件中的`<head>`标签中添加以下代码:
```html
<head>
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.min.js"></script>
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5.4.0/dist/echarts.min.js"></script>
</head>
```
这样就能够在整个Vue应用中使用ECharts库了。在Vue组件中按照前面提到的步骤使用ECharts即可,无需再次引入ECharts库。
相关问题
<template> <div> <van-swipe :autoplay="3000" lazy-render> <van-swipe-item v-for="image in images" :key="image"> <img :src="image" width="100%" height="400rpx" /> </van-swipe-item> </van-swipe> <!-- 登陆注册input组件 --> <van-cell-group inset> <van-field v-model="username" name="用户名" label="用户名" placeholder="用户名" /> <van-field v-model="password" type="password" name="密码" label="密码" placeholder="密码" /> </van-cell-group> <div style="margin: 16px;"> <van-button round block type="primary" native-type="submit" @click="onSubmit">提交</van-button> </div> </div> </template> <script> export default { name: "MyLogin", setup() { const images = [ "https://fastly.jsdelivr.net/npm/@vant/assets/apple-1.jpeg", "https://fastly.jsdelivr.net/npm/@vant/assets/apple-2.jpeg", ]; return { images }; }, methods:{ onSubmit(){ this.$router.push('/SignIn') } }, data(){ return { username:'', password:'' } } }; </script>跳转不了页面
你的代码中使用了`setup()`函数,这个函数是Vue 3中的一个新特性,用于设置组件的响应式数据和方法。但是,这个函数不能直接访问组件实例,因此无法使用`this.$router`进行页面跳转。
如果你想要在组件中使用`this.$router`进行页面跳转,可以使用Vue 2.x中的方式,在`export default`中定义`methods`对象,然后在方法中使用`this.$router.push('/SignIn')`进行跳转。
修改代码如下所示:
```
<template>
<div>
<van-swipe :autoplay="3000" lazy-render>
<van-swipe-item v-for="image in images" :key="image">
<img :src="image" width="100%" height="400rpx" />
</van-swipe-item>
</van-swipe>
<!-- 登陆注册input组件 -->
<van-cell-group inset>
<van-field
v-model="username"
name="用户名"
label="用户名"
placeholder="用户名"
/>
<van-field
v-model="password"
type="password"
name="密码"
label="密码"
placeholder="密码"
/>
</van-cell-group>
<div style="margin: 16px;">
<van-button round block type="primary" native-type="submit" @click="onSubmit">提交</van-button>
</div>
</div>
</template>
<script>
export default {
name: "MyLogin",
methods: {
onSubmit() {
this.$router.push('/SignIn')
}
},
data() {
return {
username: '',
password: '',
images: [
"https://fastly.jsdelivr.net/npm/@vant/assets/apple-1.jpeg",
"https://fastly.jsdelivr.net/npm/@vant/assets/apple-2.jpeg",
]
}
}
};
</script>
```
这样就可以正常进行页面跳转了。
<template> <van-pull-refresh v-model="refreshing" @refresh="onRefresh"> <van-list v-model:loading="loading" :finished="finished" finished-text="没有更多了" @load="onLoad"> <!-- <van-cell v-for="item in courses" :key="item" :title="item.title" /> --> <van-card v-for="item in courses" :key="item" num="2" price="2.00" :desc="item.body" :title="item.id + '-' + item.title" thumb="https://fastly.jsdelivr.net/npm/@vant/assets/ipad.jpeg" /> <template slots="loading"> <van-loading class="load-more-loading" /> <span class="load-more-text">加载中...</span> </template> </van-list> </van-pull-refresh> </template> <script> export default { name: "LoadMore", data() { return { list: [], courses: [], loading: false, finished: false, refreshing: false }; }, methods: { onLoad() { setTimeout(() => { if (this.refreshing) { this.courses = []; this.refreshing = false; } for (let i = 0; i < 10; i++) { this.courses.push(this.list[this.courses.length]); } this.loading = false; if (this.courses.length >= 40) { this.finished = true; } }, 3000); }, onRefresh() { // 清空列表数据 this.finished = false; // 重新加载数据 // 将 loading 设置为 true,表示处于加载状态 this.loading = true; this.onLoad(); } }, created() { let url = "http://jsonplaceholder.typicode.com/posts" this.axios.get(url).then((res) => { this.list = res.data }) } }; </script> <style scoped> .load-more-loading { margin-right: 6px; } .load-more-text { font-size: 14px; color: #999; } </style>给每个card内容做一个vue详情页
可以为每个 `van-card` 组件添加一个点击事件,然后在事件处理函数中跳转到对应的详情页。具体实现可以参考以下代码:
```html
<van-card v-for="item in courses" :key="item" num="2" price="2.00" :desc="item.body"
:title="item.id + '-' + item.title" thumb="https://fastly.jsdelivr.net/npm/@vant/assets/ipad.jpeg"
@click="goToDetail(item)"
/>
...
<script>
export default {
...
methods: {
...
goToDetail(item) {
// 获取详情页的路由地址,例如:/detail/1
let detailPath = `/detail/${item.id}`;
// 跳转到详情页
this.$router.push(detailPath);
}
},
...
};
</script>
```
需要注意的是,这里假设你已经配置了 Vue Router,并且详情页的路由地址为 `/detail/:id`,其中 `id` 表示详情页的 ID。你需要根据实际情况来修改路由地址和参数的命名方式。