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js implementation after obtaining focus, cursor after string

The main introduction to js implementation after obtaining focus after the cursor is placed in the string. The principle is to copy and paste yourself again after obtaining focus. Friends who like it can check the copy code as follows: var t=$("#&quo

2025-04-04
Introduction to hta file (a good thing about writing small programs)

I always want to write some small programs in script language. I used to write them in HTML format, but every time I open them, I will have a security prompt. Today I suddenly found that if I save files in HTA format, the effect will be very different. he

2025-04-04
A JavaScript code to remove blank instance at the end of a string

<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title> One JavaScript per day

2025-04-04
Import data into Excel sample code using javascript

Code collected online<input type="button" name="out_excel" onclick="AutomateExcel();" value="导出到excel"> Export to Excel code

2025-04-04
JavaScript implemented GBK and UTF8 string actual length calculation function

As we all know, in JS, the length of a string is not divided into Chinese and English characters, and each character is counted as a length, which is different from the strlen() function in PHP. The strlen() function in PHP accumulates 2 Chinese character

2025-04-04
Summary of common precautions for JavaScript function definition

This article summarizes common problems in javascript function definition. It contains common mistakes made by beginners. Share it for your reference. The specific summary is as follows: 1. At the same time as the function declaration, the JS engine also

2025-04-04
HTML5 SVG 2D Introduction 10 - Definition and Use of Filters

Filters can be regarded as the most powerful feature of SVG. They allow you to add filter effects that are only available in professional software to graphics (graphic elements and container elements). This makes it easy for you to generate and modify ima

2025-04-04
A brief discussion on the application of needsUpdate in three.js

Many objects in three.js have a needsUpdate property, and they are rarely written in the document (but there are not many documents in three.js, and many problems still have to rely on issues on github). They don’t know how to write this in various tutori

2025-04-04
Simple example of webservice combined with dhtml (i.e. webservice)

I saw a web-based financial system on the Internet during the incident. It is implemented through activex. In fact, if you use webservice to combine Dhtml, you can completely put activex aside. Here is a simple example. First of all, the webservice, it&#3

2025-04-03
Introduction to the role of bind function in javascript

<!DOCTYPE html><html><head><meta charset="utf-8"><style>button {background-color:#0f0;}</style></head><body><button id="

2025-04-03
Use the HtmlGenericControl class to dynamically change the Title text

The htmlgenericcontrol class can create server-side controls to map to the corresponding html elements without being converted by the .net framework class. for example<body> <span>wait. The following example is to dynamically create title elements using t

2025-04-03
Module of Node.js using C/C++ (I)

A pitfall from N long ago - using Node.js to reconstruct NBUT's Online Judge, including the evaluation side, also needs to be reconstructed. (As for when it is completed, don’t care. (/Д′)/~ In short, what we need to do now is to use C/C++ to implemen

2025-04-03
In-depth understanding of javascript constructors and prototype objects

The most basic object creation method used to create the new keyword is nothing more than what most languages say: if you don’t have an object, you can use new one! var gf = new Object();gf.name = "tangwei";gf.bar = "c++";g

2025-04-03
Several solutions to solve the problem of not supporting html5 tags compatible with IE6/7/8

HTML5/">The era of HTML5 is popular has arrived. If you are still waiting for browser compatibility, it means you are out of touch with the web. Of course, this is due to the booming development of mobile clients. If you are still struggling with

2025-04-03
Summary of several ways to draw ellipses on Canvas in html5

Overview Canvas in HTML5 does not directly provide a method to draw ellipses. The following is a summary of several drawing methods. Various methods have their own advantages and disadvantages, and are selected according to the situation. The parameters o

2025-04-03

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