<!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">
<title>Document</title>
<script src="./vuev2.5.21.js"></script>
</head>
<body>
<div id="app">
<input type="text" v-model="inputValue">
<button @click="BtnClick">提交</button>
<ul>
<!-- <li v-for="item in list">{{item}}</li> -->
<todo-item
v-bind:content="item"
v-bind:index="index"
v-for="(item,index) in list"
@delete="handleItem" >
</todo-item>
</ul>
</div>
<script>
// Vue.component("TodoItem",{
// props:["content"],
// template:"<li>{{content}}</li>"
// });
var todoItem = {
props: ["content","index"],
template: "<li @click='BtnClick'>{{content}}</li>",
methods: {
BtnClick: function () {
// alert("我传值了")
this.$emit("delete",this.index);
}
}
};
var app = new Vue({
el: "#app",
components: {
TodoItem: todoItem
},
data: {
inputValue: "",
list: [],
},
methods: {
BtnClick: function () {
// console.log(this.list);
this.list.push(this.inputValue);
this.inputValue = "";
},
handleItem:function(index){
//alert(index)
this.list.splice(index,1);
}
}
})
</script>
</body>
</html>