Vuejs 的props（参数验证）
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<script src="https://unpkg.com/vue/dist/vue.js"></script>
<title>Document</title>
</head>
<body>
<div id = "myApp">
<h1>身世之谜</h1>
<show-member-info name = 'haohao' :age = "23" :detail = "{address:'earth',language:'世界语'}"></show-member-info>
</div>
<script>
Vue.component('show-member-info',{
props:{
name:{
type:String,
required:true, //require的意为必填选项
},
age:{
type:Number,
validator:function(value){
return value >= 0 && value <= 130;
}
},
detail:{
type:Object,
default:function(){
return{
address:'US',
language:'English',
};
}
},
},
template:'<div><strong>姓名：{{this.name}}</strong><br/>'
+'<strong>年龄：{{this.age}}</strong><br/>'
+'<strong>地址：{{this.detail.address}}</strong><br/>'
+'<strong>语言：{{this.detail.language}}</strong><br/></div>',
});
var myApp = new Vue({
el:"#myApp",
data:{
myscore:99,
},
});
</script>
</body>
</html>
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