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Flash and HTML 5 WebGL particle system performance comparison

Recently, Michael Chaize implemented the same particle system using technologies such as HTML 5 and Flash, and conducted an evaluation of its performance in different browsers, different operating systems, and different platforms (desktop and mobile devic

2025-01-22
Introduction to the use of JavaScript Math.ceil() function

Math.ceil(x) -- Returns the smallest integer (rounding function) that is greater than or equal to the numeric parameter, and rounds the number up. Ceil is the abbreviation of ceiling, which means "upper limit" in Chinese. Reference URL: http://w

2025-01-22
DIV List elements commonly used in CSS web page layout ul ol li dl dt dd definition

DIV List elements commonly used in CSS web page layout ul ol li dl dt dd explanation, block-level elements div should be used as little as possible. Like table, the less nested the better

2025-01-22
Detailed explanation of how js handles the problem of not being able to define a two-dimensional array

Copy the code as follows: var a= new Array(new Array(1,2),new Array('b','c')); document.write(a[1][1]); To put it bluntly, it is to use The for loop defines a two-dimensional array! ?

2025-01-22
Convert js string date yyyy-MM-dd to date sample code

Recently I encountered a problem, that is, when getting the date in the form and transmitting it to the background through json, the Date.parse(str) function reported an error under ff: NAN After searching for some information, I found that it was due to

2025-01-22
How to call Flash in web pages that comply with web standards

Netizens often ask how to make Flash tags embedded in web pages comply with web standards. There is currently no perfect solution. In this article, we write Flash embedded tags into js files and pass parameters through variables to avoid tags that do not

2025-01-22
js gets url parameter code example sharing (JS operation URL)

The code is very simple. The main idea is to parse the url parameters into js objects, and then it is very convenient to add, delete, modify, and check. Take notes here. Copy the code as follows: var LG=(function(lg){var objURL=function(url){this.ourl=url

2025-01-22
A brief history of HTML development

HTML is the unified language of the Web. These simple tags contained in angle brackets constitute today's Web. In 1991, Tim Berners-Lee wrote a document called "HTML Tags", which contains about 20 HTML tags used to mark web pages. He directl

2025-01-22
JS dynamically adds and deletes Option objects in select (sample code)

As shown below: Copy the code The code is as follows: // Dynamically delete all options in the select: function delAllOptions(){ document.getElementById("user_dm").options.length=0; }

2025-01-22
Comparison of CSS properties and Javascript syntax

Box tags and attributes compare to CSS syntax (case-insensitive) Javascript syntax (case-sensitive)

2025-01-22
Summary of web design experience and skills

Be careful not to make your website theme too distracting. Because the more focused a website's topic is, generally the website owner will put more effort into it, and therefore the quality of the information provided will be higher. We know that sear

2025-01-22
The shortest and easiest to understand method of js Array operation

Array method 1 Array.join(): Concatenate all elements into a string using symbols and return it. If the element is not a basic type, call toString first. It corresponds to string.split(); arr = [1,2,true,3,4 ,5];(arr.join

2025-01-22
Example of method for monitoring return event processing in Html5 APP

When using the MUI framework, we often use a class with .mui-action-back in the header<header class=mui-bar mui-bar-nav>

2025-01-22
Detailed explanation of the pitfalls of Html5 WeChat payment

Preface During the development of WeChat public accounts, I had no experience with WeChat-related development before, so I fell into pits and climbed into pitfalls. However, it also greatly increased my familiarity with WeChat public and WeChat official d

2025-01-22
Example code for implementing scrolling picture news using Javascript

The following code is used to implement the copy code of picture news. The code is as follows: var index = 0; var Timer = null; function initGallery(){for(var i=0; i< 4; i++){document.getEleme

2025-01-21

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