简体中文(ZH-CN) English(EN) 繁体中文(ZH-TW) 日本語(JA) 한국어(KO) Melayu(MS) Français(FR) Deutsch(DE)
Home > Web Front-end > JS Tutorial > body text

Delete DOM nodes using JS

php中世界最好的语言
Release： 2018-04-20 10:25:26
Original
2426 people have browsed it

This time I will bring you the use of JS to delete DOM nodes, what are the precautions for deleting DOM nodes using JS, the following is a practical case, let's take a look.

1 Introduction

Deleting nodes is achieved by using the removeChild() method.

removeChild() method is used to delete a child node.

obj. removeChild(oldChild)oldChild: Indicates the node that needs to be deleted.

Second application

Delete nodes, this example will use removeChild()## of DOM object #Method to dynamically delete the selected text on the page.

Three Code

<!DOCTYPE html>
<html>
<head>
<title> 删除节点</title>
<script language="javascript">
<!--
function delNode()
{
var deleteN=document.getElementById(&#39;di&#39;);
if(deleteN.hasChildNodes())
{
  deleteN.removeChild(deleteN.lastChild);
}
}
-->
</script>
</head>
<body>
<h1>删除节点</h1>
<p id="di">
<p>第一行文本</p>
<p>第二行文本</p>
<p>第三行文本</p>
</p>
<form>
<input type="button" value="删除" onclick="delNode();"/>
</form>
</body>
</html>
Copy after login
I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the PHP Chinese website!

Recommended reading:

Using mint-ui in vue

JS to access the selected DOM node (with code)

What are the uses of swiper in vue

The above is the detailed content of Delete DOM nodes using JS. For more information, please follow other related articles on the PHP Chinese website!

Related labels：
javascript delete node
source：php.cn
Previous article：JS access selected DOM node (with code) Next article：JS inserts DOM node (with code)
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
Stream data from OpenAI's API using AJAX, PHP, and server-sent events How can I use Server Sent Events (SSE) to stream data from the above API to a browser clie...
From 2023-11-11 12:03:23
0
1
497
Uncaught TypeError: Cannot set property of undefined (set 'innerHTML') I'm trying to create a webpage using php, on an element of class "Continuous TextBox&...
From 2023-11-08 21:06:09
0
1
278
How to get the RGB value of CSS/HTML named color in JavaScript I have created a Javascript object called [name-rgb]. Your basic:namedColors={AliceBlue:[2...
From 2023-11-06 09:05:50
0
2
210
Why do so many JavaScript scripts append random numbers to things? collision? I've been learning JavaScript lately and have seen many examples of using Math.rand() to a...
From 2023-11-04 20:00:04
0
2
296
Identify performance limitations in JavaScript I'm trying to find the bottleneck in my Javascript. Basically I'm developing a chrome exte...
From 2023-10-31 20:47:17
0
1
229
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn：Public welfare online PHP training，Help PHP learners grow quickly！