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01.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>task01</title>
<script src="vue/vue.js"></script>
<script src="https://unpkg.com/[email protected]/dist/axios.min.js"></script>
<script src="https://unpkg.com/[email protected]/lodash.min.js"></script>
</head>
<body>
<div id="app">
<p>{{message}}</p>
</div>
<div id="app-2">
<span v-bind:title="message">悬停几秒看信息</span>
</div>
<div id="app-3">
<p v-if="seen">现在你看到我了</p>
</div>
<div id="app-4">
<ul>
<li v-for="todo in todos">
{{todo.text}}
</li>
</ol>
</div>
<div id="app-5">
<p>{{message}}</p>
<button v-on:click="reverseMessage">逆转消息</button>
</div>
<div id="app-6">
<p>{{message}}</p>
<input type="text" v-model="message">
</div>
<div id="app-7">
<ol>
<todo-item v-for='item in groceryList' v-bind:todo='item'></todo-item>
</ol>
</div>
<div id="app-8" v-html='rawHtml'>
</div>
<div id="app-9">{{message.split('').reverse().join('')}}</div>
<div id="app-10">
<p>Original message:'{{message}}'</p>
<p>Computed reversed message:'{{ reversedMessage }}'</p>
</div>
<div id="app-11">
<p>{{firstName+" "+lastName}}</p>
</div>
<div id="app-12">
<p>
Ask a yes/no question:
<input v-model="question">
</p>
<p>{{answer}}</p>
</div>
<script>
var app=new Vue({
el:'#app',
data:{
message:'Hello Vue.js! 04122017'
}
})
var app2=new Vue({
el:'#app-2',
data:{
message:'页面加载于'+new Date()
}
})
var app3=new Vue({
el:'#app-3',
data:{
seen:true
}
})
var app4=new Vue({
el:'#app-4',
data:{
todos:[
{ text:'学习 JS'},
{ text:'学习 vue'},
{ text:'整个牛项目'}
]
}
})
var app5=new Vue({
el:'#app-5',
data:{
message:'Hello Vue.js'
},
methods:{
reverseMessage:function (){
this.message = this.message.split('').reverse().join('')
}
}
})
var app6=new Vue({
el:'#app-6',
data:{
message:'Hello Vue！'
}
})
// 定义一个新组件
Vue.component('todo-item',{
props:['todo'],
template:'<li>{{todo.text}}</li>'
})
var app7=new Vue({
el:'#app-7',
data:{
groceryList:[
{text:'蔬菜'},
{text:'奶酪'},
{text:'随便什么'}
]
}
})
var app8=new Vue({
el:'#app-8',
data:{
rawHtml:'<li>纯html</li>'
}
})
var app9=new Vue({
el:'#app-9',
data:{
message:'hello,Filters!'
},
filters:{
format:function(value){
value=value.toLowerCase()
return value.charAt(0).toUpperCase()+value.slice(1)
}
}
})
var app10=new Vue({
el:'#app-10',
data:{
message:'Hello'
},
computed:{
reversedMessage:function(){
return this.message.split('').reverse().join('')
}
}
})
var app11=new Vue({
el:'#app-11',
data:{
firstName:'Foo',
lastName:'Bar'
},
computed:{
fullName:{
get:function(){
return this.firstName+' '+this.lastName
},
set:function(newValue){
var names = newValue.split(' ')
this.firstName=names[0]
this.lastName=names[names.length-1]
}
}
}
})
var app12=new Vue({
el:'#app-12',
data:{
question:'',
answer:"i cannot give you an answer until you ask a question"
},
watch:{
question:function(newQuestion){
this.answer='waiting for you to stop typing^'
this.getAnswer()
}
},
methods:{
getAnswer:_.debounce(
function(){
var vm=this
if(this.question.indexOf('?')===-1){
vm.answer="questions usually contain a question mark"
return
}
vm.answer="thinking……"
axios.get('https://yesno.wtf/api')
.then(function(response){
vm.answer=_.capitalize(response.data.answer)
})
.catch(function(error){
vm.answer='Error could not reach the API'+error
})
},
500
)
}
})
</script>
</body>
</html>