Vue2 脚手架 创建工程 测试程序
创建一个 目录
H:\g_web_vue\test
打开 vscode
H:\g_web_vue\test
新建文件夹 vue2-demo
cd .\vue2-demo
vue create demo1
键盘 向下箭头 按键,选中 Vue2, 然后 回车
cd demo1
npm run serve
http://localhost:8080/
看到的 默认的 页面
默认的 App.vue 内容如下:
<template>
<div id="app">
<img alt="Vue logo" src="./assets/logo.png">
<HelloWorld msg="Welcome to Your Vue.js App"/>
</div>
</template>
<script>
import HelloWorld from './components/HelloWorld.vue'
export default {
name: 'App',
components: {
HelloWorld
}
}
</script>
<style>
#app {
font-family: Avenir, Helvetica, Arial, sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
text-align: center;
color: #2c3e50;
margin-top: 60px;
}
</style>
默认的 HelloWorld.vue
<template>
<div class="hello">
<h1>{{ msg }}</h1>
<p>
For a guide and recipes on how to configure / customize this project,<br>
check out the
<a href="https://cli.vuejs.org" target="_blank" rel="noopener">vue-cli documentation</a>.
</p>
<h3>Installed CLI Plugins</h3>
<ul>
<li><a href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-babel" target="_blank" rel="noopener">babel</a></li>
<li><a href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-eslint" target="_blank" rel="noopener">eslint</a></li>
</ul>
<h3>Essential Links</h3>
<ul>
<li><a href="https://vuejs.org" target="_blank" rel="noopener">Core Docs</a></li>
<li><a href="https://forum.vuejs.org" target="_blank" rel="noopener">Forum</a></li>
<li><a href="https://chat.vuejs.org" target="_blank" rel="noopener">Community Chat</a></li>
<li><a href="https://twitter.com/vuejs" target="_blank" rel="noopener">Twitter</a></li>
<li><a href="https://news.vuejs.org" target="_blank" rel="noopener">News</a></li>
</ul>
<h3>Ecosystem</h3>
<ul>
<li><a href="https://router.vuejs.org" target="_blank" rel="noopener">vue-router</a></li>
<li><a href="https://vuex.vuejs.org" target="_blank" rel="noopener">vuex</a></li>
<li><a href="https://github.com/vuejs/vue-devtools#vue-devtools" target="_blank" rel="noopener">vue-devtools</a></li>
<li><a href="https://vue-loader.vuejs.org" target="_blank" rel="noopener">vue-loader</a></li>
<li><a href="https://github.com/vuejs/awesome-vue" target="_blank" rel="noopener">awesome-vue</a></li>
</ul>
</div>
</template>
<script>
export default {
name: 'HelloWorld',
props: {
msg: String
}
}
</script>
<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
h3 {
margin: 40px 0 0;
}
ul {
list-style-type: none;
padding: 0;
}
li {
display: inline-block;
margin: 0 10px;
}
a {
color: #42b983;
}
</style>
1. 简单的修改1
去掉这三行
运行得到
没有其他的内容了
2. 简单的修改2
在上面的基础上 ,加几句代码
<h1 v-html="msg"></h1>
data: function () {
return {
msg: "<span style='color:blue'>BLUE</span>", //可以使用v-html标签展示html代码。
};
},
得到如下效果
3. 简单的修改3
加入一个 组件
<buttonCounter msg="How are you ?" />
import buttonCounter from "./components/buttonCounter.vue";
buttonCounter,
buttonCounter.vue的内容
<template>
<div class="buttonCounter">
<h1>{{ msg }}</h1>
</div>
</template>
<script>
export default {
name: "buttonCounter",
props: {
msg: String,
},
};
</script>
运行效果
1
vue create demo1
与
vue init webpack demo1 的区别