[英]How do I use a Vue 2 component in a HTML single file that uses Vue 3 UMD build
我正在尝试在 Vue 3 单个本地 HTML 文件中使用https://vue-treeselect.js.org/ (具有嵌套选项的多选组件)(我不想将 Vue CLI 用于此特定任务),使用独立的 UMD 构建 Vue 2,它的工作方式如下(如文档中所示):
<html>
<head>
<!-- include Vue 2.x -->
<script src="https://cdn.jsdelivr.net/npm/vue@^2"></script>
<!-- include vue-treeselect & its styles. you can change the version tag to better suit your needs. -->
<script src="https://cdn.jsdelivr.net/npm/@riophae/vue-treeselect@^0.4.0/dist/vue-treeselect.umd.min.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@riophae/vue-treeselect@^0.4.0/dist/vue-treeselect.min.css">
</head>
<body>
<div id="app">
<treeselect v-model="value" :multiple="true" :options="options" />
</div>
</body>
<script>
// register the component
Vue.component('treeselect', VueTreeselect.Treeselect)
new Vue({
el: '#app',
data: {
// define the default value
value: null,
// define options
options: [ {
id: 'a',
label: 'a',
children: [ {
id: 'aa',
label: 'aa',
}, {
id: 'ab',
label: 'ab',
} ],
}, {
id: 'b',
label: 'b',
}, {
id: 'c',
label: 'c',
} ],
},
})
</script>
</html>
如何使用 Vue 3 的 UMD 构建来做同样的事情?
我尝试将脚本行从 Vue 2 切换到 Vue 3,并像这样在 data() 中添加值和选项变量(但不识别新的 treeselect 标记):
<html>
<head>
<!-- Vue 3 -->
<script src="https://unpkg.com/vue@next"></script>
<!-- include vue-treeselect & its styles. you can change the version tag to better suit your needs. -->
<script src="https://cdn.jsdelivr.net/npm/@riophae/vue-treeselect@^0.4.0/dist/vue-treeselect.umd.min.js"></script>
<link rel="stylesheet"
href="https://cdn.jsdelivr.net/npm/@riophae/vue-treeselect@^0.4.0/dist/vue-treeselect.min.css">
</head>
<body>
<div id="app">
<treeselect v-model="value" :multiple="true" :options="options" />
</div>
</body>
<script>
const app = Vue.createApp({
data() {
return {
value: null,
// define options
options: [{
id: 'a',
label: 'a',
children: [{
id: 'aa',
label: 'aa',
}, {
id: 'ab',
label: 'ab',
}],
}, {
id: 'b',
label: 'b',
}, {
id: 'c',
label: 'c',
}],
};
}
})
app.component('treeselect', VueTreeselect.Treeselect)
app.mount('#app')
</script>
</html>
此组件似乎尚不支持Vue.js 3。
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