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A. Solution to the background image of the label. The problem does not appear under ie8.

Adding background image to a tag, you need to add display:block style to a, but you still cannot display the background image under ie8. The following is the discovery and solution of details. I encountered a small problem today. I have been struggling fo

2025-08-16
Summary of judgment in JavaScript code

Comparison judgment Comparison judgment is to compare two values, return a Boolean value to indicate whether the comparison conditions are met. JavaScript provides a total of 8 comparison operators. Here we mainly talk about the difference between strict

2025-08-16
Automated test read and write registry for 64-bit operating systems

Settings for non-Web programs (desktop programs) are generally found in the registry. When performing automated testing of these programs, you need to deal with the registry frequently. Modify the program's settings by modifying the registry. This cha

2025-08-16
JavaScript randomly disrupts array order and random shuffle algorithm

Suppose there is an array like this: var arr1 = ["a", "b", "c", "d"];How to randomly disrupt the order of the array, that is, shuffle it. There is a relatively widely spread simple random algorithm: function RandomS

2025-08-16
Angularjs CURD detailed explanation and example code

Angularjs CURD Preface Based on a mobile project, angularjs is used. It has many questions to be verified one by one. At the beginning, I always feel that I can't find the North, and I always feel that there are many concepts. It seems that ng is mixe

2025-08-16
JS instance code to get and modify element styles

1. Get element style: You can get the element line style through the element's style attribute. The style attribute is an object that includes a series of style attributes. For example: color, backgourdColor. The above mentioned element style is not r

2025-08-16
Responsive mobile phone picture carousel effect based on cssSlidy.js plug-in

cssSlidy is a focus image carousel plug-in that supports mobile phones, supporting title settings, sliding animations, interval time, etc. How to use online instance example demonstration<div id="slidy-container"><figure id="slidy">

2025-08-16
Use AJAX to implement example sharing of web page progress bar

During the installation and download of applications, the use of progress bars has become very common. The progress bar can be used to identify the completion progress of the project, can be represented by percentages or numbers, and can be placed horizon

2025-08-16
ES6 improved javascript "defect" problem

Block-level scope ES5 has no block-level scope, only global scope and function scope. Due to this, the scope of variables is very wide, so you must create it immediately as soon as you enter the function. This causes the so-called variable increase. The &

2025-08-16
Vue.js dynamic component analysis

This article comes from the official document: http://cn.vuejs.org/guide/components.html#u52A8_u6001_u7EC4_u4EF6 This article is based on the official document, with more detailed explanations and more complete codes. Simply put, it is more suitable for b

2025-08-16
Mobile phone image zoom rotation full screen view PhotoSwipe.js plug-in implementation

PhotoSwipe is a photo album/game designed specifically for mobile touch devices. It is compatible with all iPhone, iPad, BlackBerry 6+, and desktop browsers. The underlying implementation is based on HTML/CSS/JavaScript, and is a free and open source phot

2025-08-16
Summary of JS methods to determine whether the image is loaded (latest version)

Sometimes you need to get the size of the image, which needs to be loaded after the image is loaded. Below, the editor has compiled a summary of several methods for judging whether a JS image is loaded. Let’s take a look. 1. Load event <script type="text/

2025-08-16
Several js implementation methods for quickly obtaining/setting object elements in iframe

1. IE-specific (image positioning through frames index): document.frames[i].document.getElementById('Id of the element'); 2. IE-specific (image positioning through IFRAME name): document.frames['ifram

2025-08-16
Detailed explanation of three algorithms for implementing line segment intersections by js

The contents of this article are very basic, mainly for beginners like me, so please ask all algorithm emperors to refer to the known line segment 1 (a,b) and line segment 2 (c,d), where abcd is the endpoint, find the line segment intersection point p. (P

2025-08-16
Implementing mixed sorting method of numbers + letters + Chinese based on JS

In the previous article, I introduced the JavaScript sort array sort method and self-implemented sort method to you, and used my own method to implement the sorting of numeric arrays. Of course, in actual use, it is more convenient for me to use the sort

2025-08-16

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