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HTML5 function of various heads META tags (recommended)

<!DOCTYPE html>H5 Standard Statement, using HTML5 DOCTYPE, not distinguished from the case<head lang=en> Standard Lang attribute writing<meta charset= ’utf-8′> Declaration of the character coding used in the documentation

2025-02-15
Two ways to take the two days before JavaScript to share

方法一:复制代码代码如下:var d = new Date();d = new Date(d.getFullYear(),d.getMonth(),d.getDate()-n);方法二：复制代码代码如下: var now = new date

2025-02-15
Example explanation of the operation of Attr (attribute in dom) in javascript

Copy the code code as follows:

2025-02-14
JS Replace replaced all the matching string

Copy the code code as follows: var s = "abachdas"; var s2 = s.Replace (new regexp (/(a)/), 'b'); // Replace all A in s to B to b

2025-02-14
JS pictures that can customize speed seamless scrolling example sharing

Idea: A set of pictures controls its rolling bar for rolling. At this time, copying this set of pictures and adding it into the original picture group, there are now two sets of pictures. You can imagine that the rolling bar continues to roll now. The las

2025-02-14
HTML DOM Node Operation (Get/Modify/Add or Delete)

HTML DOM is a standard for how to obtain, modify, add or delete HTML elements. In HTML DOM, everything is a node. DOM is HTML, which is regarded as a node tree. According to the HTML DOM standard of W3C, all the contents in the HTML document are nodes: th

2025-02-14
Use JavaScript to implement sample code similar to ListBox functions

When JavaScript requests and processes multiple data, it often troubles many programmers how to implement it. How to dynamically edit and delete without affecting other data items. Today we introduce a method for reference. For example, request the follow

2025-02-14
Example of how to use SVG in HTML5

Code optimization is always an eternal need of programmers, and the reasonable use of SVG images to replace some images in PNG/JPG and other formats is an important part of front-end optimization. Since it is optimization, let's first take a look at t

2025-02-14
Introduction to the use of sort() method of array in js

Maybe you have been using the sort of array in javascript. Maybe you have always believed that it will give you the right result. At least I used to think so, until one day, I saw the following code: Copy the code as follows: [5,10,1].sort(); Perhaps the

2025-02-14
Introduction to compatibility writing method of Javascript selection

Copy the code as follows: function getSelectedText() { //this function code is borrowed from: http://www.codetoad.com/javascript_get_sel

2025-02-14
CSS elastic fluid layout meets different content display

Today, when users' monitors are getting bigger and bigger, the previous 1024*768 solid width layout is becoming more and more out of place. For users with large screens, the empty blank on both sides gives people a serious impression of the first glan

2025-02-14
A brief analysis of some important properties of document objects in JS

Each element and their attributes in the page can be accessed through these attributes. Each tag can access their attributes through their corresponding array. One: forms array object: a collection of all form tags in the code web page. Two: anchors array

2025-02-14
Introduction to the js method of implementing file download by hiding iframe

The js method of implementing file download by hiding iframe is introduced as follows: <script>function download(){//下载文件的地址var url="http://music.baidu.com/data/music/file?lin

2025-02-14
JavaScript judging the office version example

Using JavaScript to determine the office version is very useful in project development. Because it is online office editing in OA system, we need to make the office online editing tool support multiple versions of office at the same time, such as office20

2025-02-14
JavaScript+CSS control print format for example introduction

1. Use Media = "Print" CSS to control the file to printers in TESTPRINT.HTML to printers.

2025-02-14

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