How to use Vue.js components-JS Tutorial-php.cn

This time I will bring you the method of using Vue.js components, what are the precautions when using Vue.js components, the following is a practical case, let's take a look.

　1. All Vue components are also Vue instances, divided into global components and local components. The registration method is as follows.

<p id="app">
    <my-component></my-component>
    <child-component></child-component></p><p id="example">
    <my-component></my-component>
    <!--在#app内局部注册的组件在此无法被渲染 -->
    <child-component></child-component></p><script src="https://cdn.jsdelivr.net/npm/vue"></script><script>Vue.component('my-component', { //全局组件，建议使用短横线分隔式命名组件  template: '<p>A custom component!</p>'})var Child = {
    template: '<p>A child component!</p>'}var app = new Vue({
    el: '#app',    
    components: { //局部组件，仅可在父作用域#app中使用
    'child-component':Child
    }　　
})var example = new Vue({
    el:'#example'})</script>

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　Note:

　a. Elements with restricted parent-child elements such as

stringtemplate

expressions