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Web design tutorial

Detailed explanation of webpage loading progress (recommended)

(When the webpage is loaded, sometimes the content is too much, and it has been loaded and waiting. At this time, the webpage shows that white does not display anything. The experience of the user is quite bad. Therefore The form of the strip is displayed

2025-03-07
JS filter special character input is suitable for input, paste, drag and drop

Copy the code as follows: function TextValidate(type) { var code; var character; var Lang = document.getElementById('Lang').value; var e

2025-03-07
Two ways to use js to read and write cookies to achieve a bottom advertising floating layer effect

The following case uses js to achieve a page floating layer effect, and uses js to read and write cookies in two ways to achieve the user's display status of turning off advertisements; readers can copy the following code to an html file to try the ef

2025-03-07
js read the configuration file self -written

Read the program of the configuration file with JS D:/Useful Stuff/JavaScript/MyTest.txt File.

2025-03-07
Example of using form serialization and serialize in jq

The code copy is as follows:

2025-03-07
JS file cookie access value sample code

Copy the code code as follows: /* How to use the cookie tool: //Save the value var value = "7 days"; tools.cookie("day",value, {expires:7}); //Replace the string: "7 days" Save " with "day" key to co

2025-03-07
JavaScript replace existing elements replaceChild() usage introduction

replaceChild(a,b) is used to replace the existing element in the document parameter a: the node to be inserted, parameter b: the node to be replaced copy code code as follows: var oDiv = document.getElementById("guoDiv"); var oSpan

2025-03-07
Description of definition of a class or object in JS

We know that JS is object-oriented. When it comes to object orientation, it is inevitable to involve the concept of classes. Generally, strongly typed languages like C# and Java have fixed syntax to define classes. The difference between JS is that it c

2025-03-06
Enhanced markup for practical HTML files

In recent years, Hypertext Markup Language (HTML) has been rapidly expanded. To meet more needs, it adds many extended functions. Designing novel and attractive web pages has increasingly relied on Java applets (small programs), embedded scripts, frames,

2025-03-06
Use js to implement button control text box plus 1 minus 1 applied to hours + minutes

time.html code: Copy the code as follows:<!doctype html><html lang="en"><head><meta charset="UTF-8">

2025-03-06
The method of conveying special characters (+, & amp;) in JS

Background: When doing a task today, when I use Jquery's Ajax to pass a long string character, the verification in the background has been unsuccessful. When I am tangled, I (the string is randomly generated, special). After checking the morning, it t

2025-03-06
Extjs grid method to add an image status or button

In the extjs grid, we often need to add an image status or button to summarize the methods we have used: 1. Status representation: The code copy is as follows: renderer:function(value){ if(value==0){ return "

2025-03-06
JS manipulates the method of dom to generate drop-down list box

The code copy is as follows:

2025-03-06
How to use Canvas to imitate Baidu Tieba client Loading small ball

I recently saw two fun DEMOs. The renderings are as follows: Today I was free on the weekend, and used H5 Canvas to imitate it. This article only achieves the first renderings. This is the effect of my implementation: the principle of implementation princ

2025-03-06
JS realizes the durable joint effect

Copy code code as follows:<div><select name="YYYY" onchange="YYYYMM(this.value)"><option value=""> Please choose year</option></select>

2025-03-06

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