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02.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>task-02</title>
<script src="vue/vue.js"></script>
<style>
.baz{
color:red;
}
.foo{
color:blue;
}
</style>
</head>
<body>
<div id="app-01" v-bind:class="{active:isActive}"></div>
<div id="app-02" v-bind:class='classObject'></div>
<div id='app-03' v-bind:style='{color:activeColor,fontSize:fontSize + "px"}'>
<p>1111</p>
</div>
<div id="app-04">
<template v-if="ok">
<h1>Title</h1>
<p>Para</p>
</template>
<p v-else>No</p>
</div>
<div id="app-05">
<template v-if="loginType==='username'">
<label>Username</label>
<input placeholder="Enter your username">
</template>
<template v-else>
<label>Email</label>
<input placeholder="Enter your email address">
</template>
<button v-on:click="toggle">Toggle login type</button>
</div>
<ul id="app-06">
<li v-for="(item,index) of items">{{parentMessage}}-{{index+1}}-{{item.message}}</li>
</ul>
<ul id="app-07">
<template v-for="(item,index) in items">
<span>组合列表{{index+1}}</span>
<li>{{item.message}}</li>
</template>
</ul>
<ul id="app-08">
<li v-for="(item,key,index) in object">
{{item}}-{{key}}-{{index}}
</li>
</ul>
<ul id='app-09'>
<li v-for="n in 10">{{n}}</li>
</ul>
<ul id="app-10" >
<li v-for="(item,index) in items" :key='item.id=index+3'>{{item.message}}-{{index+1}}</li>
</ul>
<ul id="app-11">
<li v-for="n in evenNumbers(numbers)">{{n}}</li>
</ul>
<div id="app-12">
<button v-on:click="counter+=1">增加1</button>
<p>这个按钮被点击了{{counter}}次</p>
</div>
<div id="app-13">
<button v-on:click="say('hi')">1</button>
<button v-on:click="say('what')">2</button>
</div>
<div id="app-14">
<button v-on:click="mod('event is modified',$event)">111</button>
</div>
<script>
var app01=new Vue({
el:'#app-01',
data:{
isActive:true
}
})
var app02=new Vue({
el:'#app-02',
data:{
isActive:true,
error:null
},
computed:{
classObject:function(){
return{
active:this.isActive&&!this.error,
'text-danger':this.error&&this.error.type==='fatal'
}
}
}
})
var app03=new Vue({
el:'#app-03',
data:{
activeColor:'red',
fontSize:30
}
})
var app04=new Vue({
el:'#app-04',
data:{
ok:true
}
})
var app05=new Vue({
el:'#app-05',
data:{
loginType:'username'
},
methods:{
toggle:function(){
this.loginType==='username'?this.loginType='email':this.loginType='username'
}
}
})
var app06=new Vue({
el:'#app-06',
data:{
parentMessage:'Parent',
items:[
{message:'Foo'},
{message:'Bar'}
]
}
})
var app07=new Vue({
el:'#app-07',
data:{
items:[
{message:'Foooo'},
{message:'Barrr'}
]
}
})
var app08=new Vue({
el:'#app-08',
data:{
object:{
FirstName:'John',
LastName:'Doe',
Age:30
}
}
})
var app09=new Vue({
el:'#app-09'
})
var app10=new Vue({
el:'#app-10',
data:{
items:[
{
message:'A'
},
{
message:'B'
},
{
message:'C'
},
{
message:'D'
},
{
message:'E'
}
]
},
methods:{
v_splice:function(){
}
}
})
var app11=new Vue({
el:'#app-11',
data:{
numbers:[1,2,3,4,5]
},
methods:{
evenNumbers:function(){
return this.numbers.filter(function(number){
return number%2 === 0
})
}
}
})
var app12=new Vue({
el:"#app-12",
data:{
counter:0
}
})
var app13=new Vue({
el:'#app-13',
data:{
message:'new event!'
},
methods:{
say:function(m){
alert(m)
}
}
})
var app14=new Vue({
el:'#app-14',
methods:{
mod:function(message,e){
alert(e.type)
alert(message)
}
}
})
</script>
</body>
</html>