100 lines
2.0 KiB
HTML
100 lines
2.0 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>动态列表</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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}
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body {
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background-color: #000;
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color: #fff;
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}
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#app {
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width: 40%;
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margin: 20px auto;
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}
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#fruits>li {
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width: 90%;
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height: 50px;
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background-color: #6ca;
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margin: 4px 0;
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text-align: center;
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font-size: 20px;
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list-style-type: none;
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line-height: 50px;
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}
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#fruits>li>a {
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float: right;
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color: #fff;
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text-decoration: none;
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margin-right: 10px;
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}
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#fruits+div {
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margin-top: 20px;
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}
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#fname {
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width: 70%;
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height: 40px;
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color: #fff;
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border-radius: 8px;
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border: none;
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outline: none;
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font-size: 20px;
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text-align: center;
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vertical-align: middle;
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background-color: #999;
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}
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#ok {
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width: 19%;
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height: 40px;
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color: #fff;
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background-color: #a45;
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border: none;
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outline: none;
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font-size: 16px;
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vertical-align: middle;
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}
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</style>
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</head>
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<body>
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<div id="app">
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<ul id="fruits">
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<li v-for="fruit in fruits">
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{{ fruit }}
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<a href="" @click.prevent="removeItem(fruit)">×</a>
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</li>
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</ul>
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<div>
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<input @keydown.enter="addItem()" type="text" id="fname" v-model="fname">
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<button id="ok" @click="addItem()">确定</button>
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</div>
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</div>
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<script src="https://cdn.bootcss.com/vue/2.6.10/vue.min.js"></script>
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<script>
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const app = new Vue({
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el: '#app',
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data: {
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fruits: ['苹果', '香蕉', '榴莲', '火龙果'],
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fname: ''
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},
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methods: {
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addItem() {
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if (this.fname.trim().length > 0) {
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this.fruits.push(this.fname.trim())
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}
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this.fname = ''
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},
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removeItem(fruit) {
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let index = this.fruits.indexOf(fruit)
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if (index >= 0) {
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this.fruits.splice(index, 1)
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}
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}
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}
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})
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</script>
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</body>
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</html> |