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HTML5 Implementation Form Auto Authentic

In HTML5, while adding a large number of form elements and attributes, it also adds a large number of functions to verify the content validity verification of new elements in the form and form in the form during submission. Next, let's talk about auto

2025-02-11
H5 realizes instance code to obtain user geographical positioning

One of the recent projects has a function of obtaining the surrounding merchants. The geographical positioning system needs to be used, so I thought of using the geographical positioning of H5. After consulting the information, the next code was simply en

2025-02-11
JS decodes image base64 encoded string and outputs image example

The code copy is as follows:

2025-02-11
favicon.ico and the implementation of dynamic pictures

Use the icon tool (there are many) to create an icon file (favicon.ico) and upload it to the root directory of the server where the website is located. This file must be an icon file of 16*16 size. Of course, it can also be<head></head> Add between<link r

2025-02-11
Parsing the ambiguity of the dot "." in JavaScript

The dot symbol "." has two semantics in JavaScript: 1. Represents the decimal point (floating point number) in arithmetic, such as 2.5. 2. Gets object attributes and methods, such as [].push(2). This is almost not difficult to understand. place,

2025-02-11
javascript function overloading solution sharing

The JS function definition can specify the formal parameter name. More or less, we think that js can at least support method overloading with different parameters. Unfortunately, this is just an illusion. All parameters of js are passed in the past with a

2025-02-11
CSS defines the normal order of the four states of hyperlinks

The normal order is as follows: a:link{text-decoration:none ; color:#666 ;} a:visited {text-decoration:none ; color:#666 ;}

2025-02-11
JavaScript prototype chain example sharing

Copy code code as follows:<mce:script type="text/javascript">

2025-02-11
jq realizes the cool mouse rolling effect through pictures

In just over ten lines of code, a cool picture rolling code is realized. It is not difficult to achieve this effect. As long as the idea is right, everything will be easy. I won’t say much, just upload the code to see the effect! html structure: Copy the

2025-02-11
The moving end of the Zepto plugin is seamlessly rolled upward and the instance code is touched up and down

The plug -in is written by the author of this blog. The purpose is to improve the author's JS ability, and it also provides some convenience for some JS rookies when using the plug -in. The old bird flew over leisurely. The company’s mobile project is

2025-02-11
The 55 most commonly used classic tips in Javascript (3)

44. Add the following code to the page to open<body> In the area<SCRIPT LANGUAGE="JavaScript"> <!-- Begin for (t = 2; t > 0; t--) { for (x = 20; x > 0; x--) {

2025-02-11
Transparent solution to iframe

Iframes are forced to be used because using iframes will bring more problems, and some browsers can set iframes to block them as ads.

2025-02-11
js returns to the previous page and refreshes various implementation methods

<a href="javascript:history.go(-1)">Return to the previous</a> <a href="javascript:location.reload()">page to refresh the current page</a>

2025-02-11
Use JS to close the window of the JS pop -up layer

<script type="text/javascript">function toggle() {theObj = document.getElementById('Sunyanzi').style;if ( theObj.display

2025-02-11
CSS realizes that the mouse changes black and white into color through the picture

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

2025-02-11

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