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Tips for inserting elements at specific locations at JS arrays

How to insert an element at a specified position at a JS array specific index? Requirements: Insert an element at a specific index of an existing array. It sounds easy and common, but it takes a little time to study it. // The original array var array = [

2025-04-02
Egret Engine Development Guide Compilation Project

Egret's compilation function depends on TypeScript's compilation function. In fact, TypeScript's compilation process is not a traditional process of translating program source code into a machine-executable secondary file. Since the browser ca

2025-04-02
JavaScript array function unshift, shift, pop, push use examples

How to declare the declaration of an array in an array s can be declared in several ways as follows: var tmp = []; // Abbreviation pattern var tmp = new Array(); // Direct new var tmp = Array(); // Or new can also be counted in new

2025-04-02
Install and deploy the Egret engine development environment under Mac OS X system

Overview Egret is developed based on TypeScript, and the TypeScript compilation tool tsc is developed based on Node.js. Therefore, during the installation process, we first need to install the basic support tools. The software that needs to be installed i

2025-04-02
js dynamically modifying css file uses cssRule

_.find(document.styleSheets[4].cssRules,function(cssRule){ if(cssRule.selectorText && cssRule.selectorText.indexOf(".nav

2025-04-02
JavaScript arguments object application example

arguments objects are used in function code, special object arguments are used, and developers can access them without explicitly pointing out the parameter names. For example, in the function saysHi(), the first parameter is message. This value can also

2025-04-02
JavaScript operation xml (addition, deletion, modification and search) example code hta version

Includes stu.hta (it is an HTML application); stu.xml Note that the following HTML code must be saved as the suffix name is hta, otherwise when operating on the XML file (adding, deleting and modifying), it will prompt that there is no permission!! The fi

2025-04-02
ASP: Remove hyperconnection in string

<p><ahref=1.html>11111</p><p> 2222</p><p><ahref=2.html> 3333</p><p> 44444</p> The desired result is:<p> 11111</p><p> 2222</p><p> 3333

2025-04-02
Three different ways to write JavaScript to execute functions immediately

The first type: (function () { // open IIFE // inside IIFE }()); // close IIFE second type: !function () { // open IIFE // inside IIFE }(); //

2025-04-02
The article of Sister on the Rainy Day: TreeView's DHTML implementation (can realize dragging effect)

China's largest web development resource website and technology community, tree.htm<html xmlns:ie><head>

2025-04-02
NCC Tools(never code counter tools) V1.0.1 release code-code statistics tool

The interface is as shown in the figure below: Save the source code as (hta) file. Since the hta file does not have a status bar, I suggest you save it as an html file here, so that you can see the progress of the NCC scanning under the status bar. I set

2025-04-02
The reason why the window.location event is not executed on the close page and the solution

1. Problem description: Widow.location = function() is defined in JS. When the page is closed, the logout() function is not executed. window.onunload = function() {logout();}function logout(reqP

2025-04-02
code collection v0.44 hta

The code is as follows:<!DOCTYPEHTMLPUBLIC"-//W3C//DTDHTML4.01Transitional//EN"><html><head><title> codecollectionv0.44</title>

2025-04-02
Tutorial on using Marquee attribute to make scrolling effects

<marquee scrollamount=8>The text is gone quickly.</marquee><marquee scrollamount=1> The text is very slow.</marquee>

2025-04-02
Method to prohibit the pop-up window of the iframe script from overwriting the parent window

The iframe function I want is not to control the parent page. If it wants to control it, where can it add any code from the parent page that makes it uncontrollable? If there is such a statement in the iframe: window.parent.location.href="http://www.

2025-04-02

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