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Web design tutorial

JS to achieve zoom in, reduce and drag pictures [compatible with IE and Firefox]

This article describes the method of enlarging, reducing and dragging pictures by JS. Share it for your reference, the details are as follows: var divId;var v_left;var v_top;window.onload=function(){divId = document.getEle

2025-08-03
js simple way to get radio button values in a form

This article example describes how to simply obtain radio button values in a form by JS. I will share it with you for your reference, as follows: The HTML part is as follows:<form><tr bgcolor="#FFFFFF">

2025-08-03
How to play: call and apply

In ECMAScript v3, these two methods are defined for the Function prototype. The functions of these two methods are the same: using these two methods can call functions like calling other object methods. This sentence was copied from the book, at least I d

2025-08-03
Detailed explanation of JS prototype chain and sample code

Preface: In segmentfault, you can see a question like this: var F = function(){};Object.prototype.a = function(){}; Function.prototype.b = function(){};va

2025-08-03
Deeply understand Ajax's get and post requests

1.get request function () { //Request time from the server//1. Create an asynchronous object (small browser) var xhr = new XMLHttpRequest(); //2. Set parameters, true means using asynchronous mode x

2025-08-03
Universal FLV web player code implemented by js

This article describes the universal flv web player code implemented by js. Share it for your reference, as follows:<div id="player5"><script type="text/javascript" src="swfobject.js"></script> <s

2025-08-03
JS implements streamlined slide effects on mobile phones

This article describes the mobile phone streamlined slide effect implemented by JS. Share it for your reference, the details are as follows: var curIndex = 0;var timeInterval = 4000;var arr = new Array();arr[0] = "fukeb.jp

2025-08-03
Comprehensive analysis of how to use Carousel carousel in Bootstrap

This article comprehensively analyzes the usage method of Carousel in Bootstrap for your reference. The specific content is as follows: Carousel.scssCarousel.js implementation principle: hide all elements to be displayed, and then specify that the current

2025-08-03
AngularJs dynamically loads modules and dependencies

Recently, the project is quite busy. I have to go to work during the day and come back at night and I still need to do Angular knowledge point ppt for my colleagues. After all, I will resign at the end of the year, and someone will still need to take over

2025-08-03
Use Bootstrap's popover plugin to implement the verification form prompt function

Recently, there are many uses Bootstrap. Browsing the Bootstrap document, I found that the popover plug-in is particularly suitable for prompts for form verification errors. Because it is made very frequently, it was recently sealed and made into a jQuery

2025-08-03
Use DOM to control HTML elements in JS

1.getElementsByName(): Get name.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~`Example:<p name="pn"> hello</p><p name="pn"> hello</p>

2025-08-03
A brief discussion on JS inheritance_parasitic inheritance & parasitic combination inheritance

5. Parasitic inheritance is similar to parasitic constructors and factory patterns, creating a function that is only used to encapsulate the inheritance process, which internally enhances the object in some way and finally returns the object. function cre

2025-08-03
Detailed explanation of operation properties and methods based on js objects

1. Overview In the Java language, we can define our own classes and create objects based on these classes for use. In Javascript, we can also define our own classes, such as defining User class, Hashtable class, etc. Currently, in Javascript, some standar

2025-08-03
Detailed explanation of how to display dynamic time by js

This article describes the method of displaying dynamic time by js. Share it for your reference, as follows: Methods of Date Objects Date Objects can enable you to obtain relative to international standard time (GMT, now known as UTC-Universal Coordinated

2025-08-03
In JS, use apply and bind to implement parameters that pass dynamic numbers as functions or classes.

To commemorate that we haven't written a blog for 10 years, the first blog post starts with such an interesting trick -___-In ES5, when we call a function, if the parameters we want to pass in are generated based on other functions or conditions, that

2025-08-03

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