Vue implements methods to dynamically create and delete data
Below I will share with you an article on Vue's method of dynamically creating and deleting data. It has a good reference value and I hope it will be helpful to everyone.
View:
##The code is as follows:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
//导入vue.js
<script type="text/javascript" src="./vue.js"></script>
//非常简单了设置了一下css样式
<style type="text/css">
#app{
height: 100%;
margin-left: 200px;
width:50%;
text-align: center;
background-color: lightpink
}
.tab{
width: 600px;
margin-top: 30px;
background-color: lightpink;
}
input{
height: 25px;
margin-top: 10px;
border-radius:5px;
}
</style>
</head>
<body>
<p id="app">
<p class="createForm">
姓名:<input type="text" name="uname" v-model="userName"><br>
年龄:<input type="text" name="uage" id="uage" v-model="userAge"><br>
性别:<select name="gender" v-model="selected">
<option v-for="option in options" v-bind:value="option.gender">
{{option.gender}}
</option>
</select>
{{selected}}
<br>
<button type="button" v-on:click="insertInfo">创建</button>
</p>
<table class="tab">
<tr style="background-color: pink">
<th>姓名</th>
<th>年龄</th>
<th>性别</th>
<th>删除</th>
</tr>
<tr v-for="(person,index) in infoArr">
<td>{{person.uname}}</td>
<td>{{person.uage}}</td>
<td>{{person.gender}}</td>
<td><button v-on:click="deleteInfo(index)">删除</button></td>
</tr>
</table>
</p>
</body>
</html>
<script type="text/javascript">
new Vue({
el:"#app",
data:{
msg:"hello",
selected:'女',
userName:'',
userAge:'',
options:[
{gender:"男"},
{gender:"女"}
],
infoArr:[]
},
methods:{
//添加数据的方法
insertInfo(){
var obj={};
obj.uname=this.userName;
obj.uage=this.userAge;
obj.gender=this.selected;
this.infoArr.push(obj);
console.log(obj);
},
//删除的方法
deleteInfo(index){
this.infoArr.splice(index,1);
}
}
})
</script>The problem and solution of {{}} flickering when vue renders
jQuery implements text with more than 1 line, Method to automatically add ellipsis when there are 2 lines or a specified number of lines
Method to obtain context parameter value using EL expression in JS
The above is the detailed content of Vue implements methods to dynamically create and delete data. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
AI Hentai Generator
Generate AI Hentai for free.
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
1386
52
How to add functions to buttons for vue
Apr 08, 2025 am 08:51 AM
You can add a function to the Vue button by binding the button in the HTML template to a method. Define the method and write function logic in the Vue instance.
How to use bootstrap in vue
Apr 07, 2025 pm 11:33 PM
Using Bootstrap in Vue.js is divided into five steps: Install Bootstrap. Import Bootstrap in main.js. Use the Bootstrap component directly in the template. Optional: Custom style. Optional: Use plug-ins.
How to use watch in vue
Apr 07, 2025 pm 11:36 PM
The watch option in Vue.js allows developers to listen for changes in specific data. When the data changes, watch triggers a callback function to perform update views or other tasks. Its configuration options include immediate, which specifies whether to execute a callback immediately, and deep, which specifies whether to recursively listen to changes to objects or arrays.
How to reference js file with vue.js
Apr 07, 2025 pm 11:27 PM
There are three ways to refer to JS files in Vue.js: directly specify the path using the <script> tag;; dynamic import using the mounted() lifecycle hook; and importing through the Vuex state management library.
What does vue multi-page development mean?
Apr 07, 2025 pm 11:57 PM
Vue multi-page development is a way to build applications using the Vue.js framework, where the application is divided into separate pages: Code Maintenance: Splitting the application into multiple pages can make the code easier to manage and maintain. Modularity: Each page can be used as a separate module for easy reuse and replacement. Simple routing: Navigation between pages can be managed through simple routing configuration. SEO Optimization: Each page has its own URL, which helps SEO.
How to return to previous page by vue
Apr 07, 2025 pm 11:30 PM
Vue.js has four methods to return to the previous page: $router.go(-1)$router.back() uses <router-link to="/" component window.history.back(), and the method selection depends on the scene.
How to query the version of vue
Apr 07, 2025 pm 11:24 PM
You can query the Vue version by using Vue Devtools to view the Vue tab in the browser's console. Use npm to run the "npm list -g vue" command. Find the Vue item in the "dependencies" object of the package.json file. For Vue CLI projects, run the "vue --version" command. Check the version information in the <script> tag in the HTML file that refers to the Vue file.
How to use function intercept vue
Apr 08, 2025 am 06:51 AM
Function interception in Vue is a technique used to limit the number of times a function is called within a specified time period and prevent performance problems. The implementation method is: import the lodash library: import { debounce } from 'lodash'; Use the debounce function to create an intercept function: const debouncedFunction = debounce(() => { / Logical / }, 500); Call the intercept function, and the control function is called at most once in 500 milliseconds.
