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JavaScript dynamically add event delegate

Let me first tell you what event commission is: In layman's terms, events are onclick, onmouseover, onmouseout, etc., etc. are events. As for delegation, it is to let others do it. This event was originally added to certain elements, but you add it to

2025-08-26
JavaScript CSS red classic tab effect implementation code

The examples in this article share with you the specific implementation code of the js tab effect for your reference. The specific content is as follows: Implementation code:<html><head>

2025-08-26
AngularJS implements JavaScript animation effects detailed explanation

JavaScript animation effect is implemented in AngularJS applications. AngularJS is a rich set of frameworks for creating single-page web applications, bringing all the required functions to the construction of rich and interactive applications. One of the

2025-08-26
JS does not need to verify whether the input string is empty (including spaces) implementation code

In the project, you need to verify whether the input string is empty, including spaces. You don’t like to use regularity, so you think of js’ indexOf function. The indexOf() method can return the location where a specified string value appears for the fir

2025-08-26
Solutions to Javascript iframe interaction and compatibility with various browsers

In web front-end development, we often use the iframe control. However, when controlling internal and external interactions, the keywords used by each browser are often different, which is very troublesome. In order to obtain the window object in the sub-

2025-08-26
JavaScript simple drop-down menu special effects

The examples in this article share the special effects of the js drop-down menu for your reference. The specific content is as follows: Example 1: The linked provincial and municipal drop-down menu onchange event will occur when the content of the domain

2025-08-26
js set cache and get set cache

Copy the code as follows: //Set the cache, get the set cache, key-value pair form, name value localStorage.getItem("key"); //Get the key value localStorage.setItem("key", 1); //Set the key value

2025-08-26
js deletes element implementation code of specified value (not specified position) from array

Quote from a question and answer in Baidu Knows, for example, array {1,2,3,4,5}, you need to delete 3 in the array to get {1,2,4,5} js code:<script type="text/javascript"> Array.pArray.prototype.indexOf =

2025-08-26
Bootstrap implements pop-up boxes that drive animation transitions

Let’s take a look at the renderings: Code:<!DOCTYPE HTML><html><head><meta charset="utf-8"><title> Animated transition pop-up box</title>

2025-08-26
AngularJS view detailed explanation and sample code

AngularJS supports single page application through multiple views on a single page. To do this, AngularJS provides ng-view and ng-template directives, as well as $routeProvider services. The ng-view-view tag simply creates a placeholder

2025-08-26
Two different methods to implement js to select all and reverse the checkbox

Use js to select all and unselect checkbox in two different methods: Method 1: 1: js implements the all-select function of checkbox: The code copy is as follows: function checkAll() { var code_Values = document.

2025-08-26
HTML5 Canvas jagged diagram code example

Comment: This article mainly introduces HTML5 Canvas jagged diagram code example. Friends who need it can refer to the renderings below: Tip: Copy the code into an html file and save it, and open it directly to see the effect. Implementation code:<html la

2025-08-26
Angular.js and Bootstrap implement table pagination code

Let me first briefly introduce the basic concepts of angular.js and bootstrap. AngularJS is a JavaScript framework. It can be passed<script> 标签添加到 HTML 页面。AngularJS 通过指令扩展了 HTML，且通过表达

2025-08-26
Three ways to remove duplication in JavaScript

I won't say much nonsense, the specific method is as follows: Method 1: Return the new array, each bit type has not changed function outRepeat(a){ var hash=[],arr=[]; for (var i = 0; i < a.length; i++)

2025-08-26
Explanation of Prototype attributes of js and common methods

Function: Each constructor of the prototype has a property called prototype (prototype, no longer translated below, use its original text). This property is very useful: declare common variables or functions for a specific class. Definition of prototype Y

2025-08-26

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