vue2.5+基础
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<!DOCTYPE html>
<html>
<head>
<title>vue</title>
<!-- <script src="./vue.js"></script> -->
<script src="http://cdn.staticfile.org/vue/2.6.10/vue.common.dev.js"></script>
</head>
<body>
<div id="root">
msg num
<div v-html="wocao"></div>
<div v-text="wocao"></div>
<div v-on:click="handleClick">content</div>
<div v-bind:title="title">title</div>
<input type="text" :value="neirong"> <!-- v-bind:可简写为: -->
<input type="text" v-model:value="neirong">
<div>neirong</div>
<br>
姓：<input v-model="firstName">
名：<input v-model="lastName">
<div>firstName lastName</div>
<div>fullName</div>
<div>count</div>
<!-- v-show和v-if：前者是隐藏/显示，后者是销毁/创建，显然v-show更省资源(浏览器资源也是资源！) -->
<div v-if="show">show-hidden</div>
<div v-show="show">show-hidden</div>
<button v-on:click="toggleFunc">toggle</button>
<button @click="toggleFunc">toggle</button>
<!-- 最好有个:key来标记，以增加性能(:key不能重复) -->
<ul>
<li v-for="(item, index) of list1" :key="index">item</li>
</ul>
<input v-model="inputValue"/>
<button @click="addTextFunc">提交</button>
<ul>
<li v-for="(item, index) of list2" :key="index">item</li>
</ul>
<div v-html="doChange"></div>
</div>
<script>
var app = new Vue(
el: "#root",
data:
msg: "hello world",
num: "1",
wocao: "<b>wo cao a</b>",
content: "content: hello",
title: "啊哈哈title",
neirong: "这里是内容",
firstName: "",
lastName: "",
count: 0,
show: true,
list1: [1, 2, 3],
list2: [],
doChange: ‘<h1>哈哈哈</h1>‘
,
computed:
fullName: function()
return this.firstName + " " + this.lastName
,
watch:
fullName: function()
this.count++
,
methods:
handleClick: function()
alert("转换为大写");
this.content = "CONTENT: HELLO"
,
toggleFunc: function()
/*if (this.show == false)
this.show = true
else
this.show = false
*/
this.show = !this.show
,
addTextFunc: function()
this.list2.push(this.inputValue)
this.inputValue = ""
);
setTimeout(function()
app.$data.doChange = "<span style=‘color:red‘><h1>嘿嘿嘿</h1></span>"
, 1000)
</script>
</body>
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