98 lines
2.7 KiB
HTML
98 lines
2.7 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Vue 基础学习</title>
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<style>
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[v-cloak] {
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display: none;
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}
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</style>
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</head>
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<body>
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<div class="app" v-cloak>
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<h1 v-once>{{ test }}</h1>
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<h2>{{ hello }}</h2>
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<a :href="baidu">baidu</a>
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<img :src="img" alt="">
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<ul>
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<li v-for="item,index in newsList" @click.stop.prevent="demos(index)">
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{{ item.title }}
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</li>
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</ul>
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<ul>
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<li v-for="value,key in list">{{ key }} {{ value }}</li>
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</ul>
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<div v-html="htmlTest"></div>
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<div v-if="vip == 1">vip1</div>
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<div v-else-if="vip == 2">vip2</div>
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<div v-else-if="vip == 3">vip3</div>
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<div v-else>等级非法</div>
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<div v-show="islogin">登录才可以查看</div>
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<input type="text" v-model.trim="userName">
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<button @click="login">点我</button>
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</div>
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</body>
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<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
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<script>
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// v-bind 将data中的变量绑定到标签的属性上
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// 简写 :
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// v-for 可以遍历数组和对象
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// v-html 显示 html 到网页上
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// v-text 显示纯文本
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// v-if -v-else
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// v-show
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// v-if 和 v-show 区别
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// v-if 多分支的复杂情况进行判断 把不符合条件的html删除
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// v-show 只适合简单情况 把不符合条件的html进行 display:none
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// v-on:事件类型="事件处理函数"
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// 简写：@事件类型="事件处理函数" @click="test"
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// v-model 给输入框用的
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// v-pre 原样输出
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var vm = new Vue({
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el: '.app',
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data: {
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test: '你好，vue.js',
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hello: '哈哈哈哈哈哈',
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baidu: 'https://www.baidu.com/',
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img: 'https://www.baidu.com/img/PCtm_d9c8750bed0b3c7d089fa7d55720d6cf.png',
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newsList: [
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{ id: 1, title: '新闻1', href: 'https://www.baidu.com/' },
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{ id: 2, title: '新闻2', href: 'https://www.baidu.com/' },
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{ id: 3, title: '新闻3', href: 'https://www.baidu.com/' },
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],
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list: { name: '刘兵', age: 18 },
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htmlTest: '<h2><span>测试</span></h2>',
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vip: 1, // 1 2 3
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islogin: true,
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userName: '',
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},
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methods: {
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login() {
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console.log(this.userName);
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},
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demos(index) {
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console.log("demo 方法: ", index);
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}
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}
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})
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</script>
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</html> |