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JavaScript minimalist tutorial (I): Basics

Reading this article requires programming experience in other languages. Before you start learning, most programming languages have good parts and bad parts. This article only talks about the good parts in JavaScript, because: 1. Only learning good part

2025-04-10
Javascript this keyword explanation

1. This points to the constructor instantiation object. In the previous article, we mentioned the difference between using new and not calling the constructor. The following example: The code copying is as follows: function Benjamin(username, sex) {this.u

2025-04-10
An instance of shuffle array function that implements PHP in JavaScript

There is a very convenient function shuffle() in PHP that disrupts arrays. This function is used in many cases, but JavaScript arrays do not have this method. It doesn’t matter. You can expand one, do it yourself, and have enough food and clothing. Please

2025-04-10
How to display js parent page and child page at the same time

This article example describes the method of displaying js parent page and child page at the same time. It can realize that after opening a page, the parent page DISABLE, and after the child page is closed, the parent page ENABLE. Share it for your refere

2025-04-10
JavaScript string object split method beginner example (used to split strings into arrays)

JavaScript split method The split method is used to split a string into a string array and return the array. Its syntax is as follows: the copy code code is as follows: str_object.split(separator, limit) Parameter description: Parameter statement

2025-04-10
Detailed explanation of the experience and analysis of semantic CSS code of html5

Once upon a time, a man published a design draft. After publishing the design draft, he opened a DW and dragged out a page. After he worked hard, he had to write a background. The martial arts man called "Artist". The following is a tutorial on

2025-04-10
Browser zoom detection js code

Test code http://jsbin.com/dipijeqi/11 Effect: Chrome copy code code is as follows: window.devicePixelRatio: 2 (accurate) screen.deviceXDPI / screen.logicalXDPI

2025-04-10
Example of JS implementation of countdown and text scrolling

This article describes the method of JS to achieve countdown and text scrolling effects. Share it for your reference. The specific implementation method is as follows: Note: Generally, we will see some activities like bidding in some Taobao stores. From t

2025-04-10
JS implementation example analysis of web page title bar flashing prompt effect

This article describes the method of js to achieve the flickering prompt effect of web page title bar. Share it for your reference. The specific analysis is as follows: We often see the flickering effect of the web title bar in some chat tools, such as th

2025-04-10
Defaultstylesheet - Default style list of HTML4 tags

This appendix is informative, not normative.This style sheet describes the typical formatting of all HTML 4 ([HTML4]) el

2025-04-10
PHP PDO operation summary

0x01: Test whether PDO is installed successfully and runs the following code. If the parameter is wrong, it means that PDO has been installed. If the object does not exist, modify the PHP configuration file php.ini and cancel the comments in the previous

2025-04-10
HTML5 instance tutorial: FileList object instance code

Article introduction of Wulin.com (www.vevb.com): In the past, when uploading files, we could only select one file at a time. If you want to implement multiple file uploads, you either dynamically add the file box or use Flash instead. Now it is easy for

2025-04-10
JS printing function code can realize print preview, print settings, etc.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"

2025-04-10
Native javascript implementation method to obtain all descendant elements under specified elements

This article describes the method of obtaining all descendant elements under specified elements in native javascript. It is shared with you for your reference. The specific implementation method is as follows: The commonly used loop recursion method seeme

2025-04-10
Detailed explanation of the difference between cesllspace and cellpadding in table

What is a table? It is composed of cell cells, in the table,<td> The number of numbers depends on each row<tr> The number of cell cells wrapped in it! In addition, the default table table has no css style added <style type=text/css>table tr td,th{b

2025-04-10

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