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The long-term value of software derives directly from its coding quality. Throughout its lifecycle, a program may be read or modified by many people. If a program can clearly show its structure and features, it can reduce the likelihood of errors in future modifications. Programming specifications can help programmers increase the robustness of their programs. All of the JavaScript code is exposed to the p
Ultra-practical JavaScript form code snippet, javascript form I sorted out some useful Javascript form code segments and shared them with you for your reference. The specific content is as follows: 1. Multiple window. onload Methods The onload method is automatically called
JavaScript code is often used in web applications, but many developers ignore some performance knowledge. How to Write high-performance javascript code? Next, let's take a look at Javascript, which has been playing an important role in web application development for many ye
Each language has a special place. For JavaScript, using var can declare any type of variables. This script language looks very simple, however, to write elegant code, you need to constantly accumulate experience. This article lists seven details that JavaScript Beginners should pay attention. 1. Simplified code It is
Preface In actual projects, Javascript development faces a big problem, that is, poor code controllability. As the project progresses, the amount of JavaScript code may explode. If you do not control it, the potential problems will increase. In this case, many people think that Ja
In web applications, a large amount of Javascript is applied, so code execution efficiency becomes particularly important, that is, performance! To improve JS performance, we should master some basic performance optimization methods and make them the habit of writing code. The following describes several ways to optimize performance. Many beginners and even exper
This article mainly shares nine practical Javascript code highlighting scripts. I believe it will be helpful for your learning. Interested friends can refer to the Code highlighting useful, especially when you need to display your own code on your website or blog, or check or debug incorrect syntax for others. We can h
We know the code for getting the class name of a JavaScript user-defined class, although JavaScript is an object-based language. However, with its prototype feature, we can fully implement a very sexy OO compiling framework. Here we can look at the articles in the classic Forum 'Basically implement javascript OOP (vers
Let's look back at the Javascript scripts, which are not well written and too complicated. I have extracted and reconstructed them. If you want to learn about javascript refactoring, I can refer to this article. I am going to help you with some tutorials on how to use asp.net with Javascript today. Now let's look back at the
var ie =!-[1,]; This code was previously known as the world's shortest ie decision code before IE9. The code is short but contains a lot of JavaScript basics in it. In This example , the code executes with the array's toString () method called First , and execution [1,].tos
Javascript: Example: Try to write friendly Javascript code, Javascript tutorial In the Search Engine's robot Search, the "text" such as type, text, and html have the highest degree of friendliness (except for text/xml at present ), the friendliness of text and javascript is
Example code of 99 multiplication table and line-changing by using JavaScript, and javascript Multiplication Project requirement: outputs 99 multiplication tables on the page. (Requirement: use three rows as a group to change the color of the line (the color is white, red, or yellow (you can also define it yourself), move the mouse over each row, and change the l
As a front-end programmer, be sure to recognize the status of JavaScript, not to be confused by its chaotic characteristics. JavaScript is primarily used to manipulate and readjust the DOM, by modifying the DOM structure to achieve the purpose of modifying the page's effect.Use this central idea to guide all future JS learning, including its framework.The so-called reasonableness is justified. So what are t
We often find a problem, that is, repeated code execution. Below are some problems found when you view their source code and share these issues with you, I hope you can write JavaScript code more concisely and efficiently. I like some large websites to read their original code
*@description *@time 2014-09-16 21:59 *@author StarZou **/ function ArrayList(arr) { this._elementData = arr || []; } var arrayListPrototype = { '_arrayPrototype': Array.prototype, '_getData': function () { return this._elementData; }, 'size': function () { return this._getData().length; }, 'isEmpty': function () { return this.size() === 0; }, 'contains': function (obj) { return this.indexOf(obj) > -1; }, 'indexOf': function (obj) { var i , data = this._getData(), length = data.length; for (i =
Delay loading of JavaScript code improves speed and delay of javascript Delay loading of js Code improves the speed. The specific content is as follows: If there is a large amount of javascript code in the webpage, it will greatly
This article mainly introduces the simple drop-down menu of JavaScript, and uses the regular function recursive call of JavaScript to realize the gradual display of menus, which is very simple and practical, you can refer to the examples in this article to describe the sample code of the simple JavaScript drop-down men
Javascript code implements quasi-instantiation class, javascript instance Javascript can do more and more things, and the problem that comes with it is the increase in Javascript code, I chose the method of automatically starting
This article mainly introduces the code example for deleting the specified child element in JavaScript. This article provides code examples and implementation code explanations. if you need it, refer to the example for deleting the specified child element in native javascript
This article describes how to use JavaScript to obtain the number of lies in ul, and describes how to use javascript to obtain HTML elements on pages and perform attribute operations, for more information about how to use JavaScript to obtain the number of likes in ul, refer to the next article. This article describes how to use
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