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  • 21 basic knowledge points of JavaScript

    21 basic knowledge points of JavaScript

    1. JavaScript is case-sensitive; 2. If you declare a variable without writing var, you have declared a global variable; any function that is not a method is a global variable, and this in it points to the window; 3. % operator, find the remainder , keep i
    2025-01-23
  • Differences in CSS in Internet Explorer 6, 7 and 8(4)

    Differences in CSS in Internet Explorer 6, 7 and 8(4)

    M. Example of page break inside box #box { page-break-inside: avoid; } Description This attribute sets whether paging occurs within a specified element.
    2025-01-23
  • Detailed explanation of Canvas to achieve dazzling particle motion effects (particles generate text)

    Detailed explanation of Canvas to achieve dazzling particle motion effects (particles generate text)

    There is no best, only better. As the title indicates, this article only wants to share a particle movement effect achieved using Canvas. It feels like a bit of a headline, but from another perspective, it can barely be considered dazzling. Although the c
    2025-01-23
  • HTML5 input real-time detection and delay optimization

    HTML5 input real-time detection and delay optimization

    There is a project where the input box monitors the input in real time and triggers the request. The first idea is to use the onchange() method on the input. I tried it, but it doesn’t work. It will only be triggered after the value change is confirmed, w
    2025-01-23
  • Simple implementation code for js to determine ie version number

    Simple implementation code for js to determine ie version number

    jQuery 2.0 removes the judgment of browser version number (it recommends feature detection). Here is a native judgment method written by a foreigner. This code is really clever! Both brief and backward compatible! The general approach is: regular search f
    2025-01-23
  • Get free, reusable CSS-Web standards tutorials with Yahoo!

    Get free, reusable CSS-Web standards tutorials with Yahoo!

    One of the main features of the CSS tool is that it is graded to provide perfect support for Class A browsers. Rating browser support is purely a Yahoo! rating, and you can see the complete description on its website, which basically describes how CSS beh
    2025-01-23
  • Web Design: 12 Laws of Clean Code

    Web Design: 12 Laws of Clean Code

    Beautiful code is the foundation of a beautiful website. Excellent CSS only exists on top of equally excellent HTML. Clean, semantic HTML code makes a website more robust. This article describes 12 laws for achieving clean web design code, which is suitab
    2025-01-22
  • Web page production puzzles: path of image files

    Web page production puzzles: path of image files

    After copying some graphics and image special effects codes from some websites, problems such as the pictures not being displayed always arise. Here is a related tutorial specially written for these beginners! Regarding the application of images in web pa
    2025-01-22
  • Flash and HTML 5 WebGL particle system performance comparison

    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

    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 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

    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

    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

    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)

    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
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