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Web design tutorial

List of new features in CSS3

CSS3 can achieve many effects that previously required the use of images and scripts in just a few lines of code. Such as rounded corners, picture borders, text shadows and box shadows, etc. CSS3 not only simplifies the design process for front-end develo

2025-01-20
javascript reads xml to implement javascript paging

Copy the code code as follows:

2025-01-18
Detailed explanation of how HTML uses relative paths to obtain files in directories at all levels

The concept of relative path uses the current file location as the reference point to establish the path of the target file. The concept of absolute path is the complete path of the entire file, such as X:/www/web/index.html, or http://waldo.com.cn/index.

2025-01-18
Sample code for Html5 canvas to implement particle clock

Let’s first take a look at the effect of the particle clock, as follows: Next we will implement it through canvas and js. First, we must create an html file and add a canvas canvas, as follows:<!DOCTYPE html><html lang=en><head>

2025-01-18
Sample code for drawing electrocardiogram using canvas

This article introduces the sample code for using canvas to draw an electrocardiogram and shares it with everyone. The details are as follows: Rendering: Ideas: 1. Simulation points (if you have real data, then transform the data into coordinate points co

2025-01-18
js makes the drop-down list box editable beyond selection

Copy the code code as follows:<script> function clearOption(obj,e){ var currKey=0,e=e||event; currKey=e.keyCode||e.which||e.charCode; if(cur

2025-01-18
In-depth understanding of how inheritance is implemented in JavaScript

Recently, I read online about someone’s experience during an interview with Taobao, and then I found that there were many things that I was not clear about, so I wrote some articles to deepen my understanding of some issues. A question mentioned in the ar

2025-01-18
Example code for using json objects in HTML5

The following is an introduction to how to use json objects in HTML5 through example code. The specific code is as follows:<!DOCTYPE html><html><head><meta charset=UTF-8>

2025-01-18
Comprehensive list of new features and usage of html5

Many friends have privately messaged me and asked me about the new features and usage of html5. Let me give you a detailed introduction to the new features of html5. Let me summarize them for you. 1) New semantic tags footer header, etc. 2) Enhanced form

2025-01-18
HTML5 new tag compatibility——&gt; Two methods

First method: (use html5shiv)<!--[if lt IE9]><script src=http://html5shiv.googlecode.com/svn/trunk/html5.js></script>

2025-01-18
Solution to the conflict between two tabs navigation in HTML

Let’s start with a description of the problem: On the same page, one of the two tabs needs to be float: left, and the other needs to be flat: right, which creates a conflict; the reason: the controls in each div are not carefully positioned, and global de

2025-01-18
Analyze page loading and js function execution onload or ready

First, the page loading sequence: parsing the HTML structure. Load external scripts and stylesheet files. Parse and execute script code. Construct HTML DOM model. Load external files such as images. The page is loaded. That is: html → head → title → #text

2025-01-18
js implementation of pop-up plug-in function example code sharing

Currently tested: supports IE6+ Firefox, Google browser, etc. Let's first take a look at the basic configuration items of this component: as follows: Copy the code as follows: this.config = {targetCls: '.clickElem', // Click on the element tit

2025-01-18
Detailed explanation of how to solve the cross-domain problem of canvas image getImageData and toDataURL

1. First, the image server needs to be configured with Access-Control-Allow-Origin. Generally, teams will have a special domain name to place static resources. For example, Tencent is gtimg.com, Baidu is bdimg.com; or many teams use Tencent Cloud or Aliba

2025-01-18
Solution to the problem of flashing or black background after clicking the button on the HTML5 page developed on the mobile terminal

When the H5 page was tested on the IOS side, it was found that clicking the button would flash and a black background would flash past, affecting the user experience. Finally, through Du Niang, I found a solution: add a CSS attribute to the clicked elemen

2025-01-18

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