1.Vue列表展示(使用v-for指令,後面會詳細介紹)
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
<ul>
<li v-for="item in movies">{{item}}</li>
</ul>
</div>
<script src="../JS/vue.js"></script>
<script>
const app = new Vue({
el:'#app',
data:{
message:'你好啊',
movies:['海王','大話西遊','盜夢空間','少年派']
}
})
</script>
</body>
</html>
瀏覽器顯示:
2.計數器
方式一
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
<h2>當前計數{{counter}}</h2>
<button v-on:click="counter++">+</button>
<button v-on:click="counter--">-</button>
</div>
<script src="../JS/vue.js"></script>
<script>
const app = new Vue({
el:'#app',
data:{
counter:0
}
})
</script>
</body>
</html>
瀏覽器顯示:
方式二
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
<h2>當前計數{{counter}}</h2>
<!--
<button v-on:click="counter++">+</button>
<button v-on:click="counter--">-</button>
-->
<button v-on:click="add">+</button>
<button v-on:click="sub">-</button>
</div>
<script src="../JS/vue.js"></script>
<script>
const app = new Vue({
el:'#app',
data:{
counter:0
},
methods:{
add:function(){
console.log("add被執行");
this.counter++;
},
sub:function () {
console.log("sub被執行")
this.counter--;
}
}
})
</script>
</body>
</html>
瀏覽器顯示:
新屬性:methods,該屬性用於在Vue對象中定義方法
新指令:v-on:click(@click),該指令用於監聽某個元素的點擊事件