输入框变成空之后，我还想鼠标 focus，应该怎么做？
输入框变成空之后，我还想鼠标 focus，应该怎么做？
2 回答
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.js"></script>
</head>
<body>
<div id="root">
<div>
<input v-model="inputValue" :autofocus="is_focus"/>
<button @click="handleClick">提交</button>
</div>
<ul>
<li v-for="item of list" :key="item">{{item}}</li>
</ul>
</div>
<script>
new Vue({
el: '#root',
data: {
list: ['a', 'b', 'c'],
inputValue: '',
is_focus: '',
},
methods: {
handleClick: function () {
this.list.push(this.inputValue);
this.inputValue = '';
this.is_focus = true;
}
}
})
</script>
</body>
</html>
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