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Two ways to create elements dynamically by JS

This article has shared two methods of creating elements for your reference. The specific content is as follows 1) Splice the elements you need to create in the form of a string; find the parent element and directly assign the innerHTML of the parent elem

2025-07-27
A brief analysis of the use and implementation of bind() method in Javascript

Before discussing the bind() method, let's first look at a question: var altwrite = document.write; altwrite("hello"); //1. What is the problem with the above code //2. What is the correct operation //3. How to implement the bind() method fo

2025-07-27
React.js Introductory Example Tutorial: 5 Ways to Create Hello World

1. Introduction to ReactJS React is a very popular front-end development framework recently. React originated from Facebook's internal project, because the company was not satisfied with all the JavaScript MVC frameworks on the market, so it decided t

2025-07-27
A brief discussion on the three inheritance methods and their advantages and disadvantages in js

The first method of prototype: //parent class function person(){ this.hair = 'black'; this.eye = 'black'; this.skin = 'yellow'; this.vie

2025-07-27
AngularJS basic ng-keydown directive simple example

AngularJS ng-keydown directive AngularJS instance executes code when pressing a key:<!DOCTYPE html><html><head><meta charset="utf-8">

2025-07-27
Detailed explanation of Bootstrap table and raster pagination examples

To splice table, please run the following code directly: replace bootstrap.css jquery-1.12.3.min.js bootstrap-paginator.min.js"<!DOCTYPE html><html>

2025-07-27
Simple way to implement carousel

1. The flicker carousel is not discussed, and the implementation is relatively simple and the effect is better. 2. Slide the carousel with the following html code as an example (slide to the left)<div style="overflow: hidden; width: 266px;"><ul><li></li><

2025-07-27
Summary of knowledge related to JS closures, scope chains, garbage collection, and memory leaks

Supplement: Closure is a difficulty in the Javascript language and its feature. Many advanced applications rely on closures to implement. Closure Features Closures have three characteristics: 1. Function nesting functions 2. External parameters and variab

2025-07-27
Detailed explanation of js anonymous function as function parameter

I sincerely sigh that js is really annoying. After learning now, I gradually understood what it is: languages are all universal, there is no good or bad, only good at it. Inheritance, polymorphism, and even pointers, C can be implemented, C++, Java has, J

2025-07-27
Detailed explanation of how to use the | single vertical bar operator in JavaScript

The function of the js operator single vertical bar "|" is equivalent to removing the decimal point and parseInt when operating js integers. When a positive number is equivalent to Math.floor(), when a negative number is equivalent to Math.ceil(

2025-07-27
Detailed explanation of event streams and event handlers in JavaScript

Event flow: There are two types. IE is the event bubble flow. When the event starts, it is received from the most specific element and propagates upward step by step to less specific nodes (Element -> Document). In contrast, Netscape's event captur

2025-07-27
Powerful Bootstrap effect display (II)

The previous article has already talked about some steps and basic uses of BootStrap. Click to view this blog to continue to introduce some common effects to you. There are mainly the following components 1. Pull-down menu 2. Navigation bar 3. Progress ba

2025-07-27
Methods to traverse Map objects in js

Methods to traverse Map objects in js console.log(jsonData);// Firefox console printout: Object { fileNumber="file number", fileName="file name"}for(var key in jsonData) co

2025-07-27
Summary of common methods for JavaScript native objects (recommended)

Below are the learning notes about JavaScript written in my W3C School tutorial. I have personally tested each method. I have added my own understanding of the purpose and parameter list of each method after I personally practiced it, and the explanation

2025-07-27
AngularJS basic ng-src directive simple example

AngularJS ng-src directive AngularJS instance adds image address:<!DOCTYPE html><html><head><meta charset="utf-8">

2025-07-27

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