您的位置：首页 > 产品设计 > UI/UE

Vue计算属性的使用

2017-02-17 09:43 651 查看

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>计算属性</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<script src="../js/Vue.js"></script>
<script src="../js/vue-resource.js"></script>
<script>
window.onload = function(){
var vm = new Vue({
el:'#box',
data: {
a: 1,
},
computed:{
b:function(){
return this.a+1;
}
}
});
console.log(vm.a);
}
</script>
</head>
<body>
<div id="box">
a => {{a}}
<br>
b => {{b}}
</div>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>计算属性</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<script src="../js/Vue.js"></script>
<script src="../js/vue-resource.js"></script>
<script>
window.onload = function(){
var vm = new Vue({
el:'#box',
data: {
a: 1,
},
computed:{
b:function(){
return this.a+1;
}
}
});
document.onclick = function(){
vm.a = 101;
}
}
</script>
</head>
<body>
<div id="box">
a => {{a}}
<br>
b => {{b}}
</div>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<
4000
span class="hljs-tag"><title>计算属性</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<script src="../js/Vue.js"></script>
<script src="../js/vue-resource.js"></script>
<script>
window.onload = function(){
var vm = new Vue({
el:'#box',
data: {
a: 1,
},
computed:{
b:{
get:function(){
return this.a+2;
},
set:function(val){
this.a=val;
}
}
}
});
document.onclick = function(){
vm.b = 10;
}
}
</script>
</head>
<body>
<div id="box">
a => {{a}}
<br>
b => {{b}}
</div>
</body>
</html>

内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理

标签：

相关文章推荐

新的分享

章节导航