javascript tetris

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25 fun JavaScript games to share _javascript tips

It is worth mentioning that the current node.js of web developers makes it possible for JavaScript to run in more environments, even the server side of a Web site, making the language a more popular concern. Today, this article shares 25 fun JavaScript games with you to feel the glamour of JavaScript. Bunny Hunt Travians Ajax Chinese Chess Digg Attack Invaders fr

Learning javascript object-oriented understanding of javascript prototype and prototype chain, javascript object-oriented

Learning javascript object-oriented understanding of javascript prototype and prototype chain, javascript object-oriented Let's take a look at a picture and sort it out. I. Basic Concepts Prototype chain]Each constructor has an object. The prototype object contains a pointer to the constructor, And the instance contains an internal pointer to the prototype objec

Javascript basics and javascript beginners are recommended in javascript beginners.

Javascript basics and javascript beginners are recommended in javascript beginners. Some time ago, when I read the javascript advanced tutorial, I found many basic javascript concepts that I don't understand. I searched the internet and saw that 《Basic

Javascript Russian square game code explanation! (1)

Javascript Russian square game code explanation! (1) The code of this Russian square is written in JavaScript, which is easy to understand; The full code consists of static classes and static variable members; The full script configures OLSFK. Options = {...} globally by implementing the code {...} Defines the starting coordinate of the square and the respective rotation points; Start from the initializati

[JavaScript] JavaScript learning 4 JavaScript statements

Javascript is a sequence of statements executed by the browser. Javascript statements The javascript statement is a command sent to the browser. These commands are used to tell the browser what to do. This JavaScript statement tells the browser to output "Hello World" to the webpage ": Document. Write ("Hello W

Comparison of Javascript efficiency in various Javascript browsers _ javascript skills

Comparison of the Javascript efficiency of various Javascript browsers it is reported from an article on "translated words" that the comparison of Javascript in various browsers. As a Javascript developer, I personally pay more attention to this matter. I still trust SunSpider in the test area, as the original article

[JavaScript] JavaScript learning 38 JavaScript examples

Basic JavaScript instance Generate text Generate common text and tags Head Section Body section External Javascript ExampleJavascript statements, comments, and code blocks Javascript statements JavaScript code block

Learning javascript object-oriented understanding javascript objects and javascript object-oriented

Learning javascript object-oriented understanding javascript objects and javascript object-oriented I. Programming ideasProcess-oriented: process-oriented, step-by-step Refinement from top to bottom. The program is regarded as a set of function calls.Object-oriented: Objects Act as the basic unit of a program and are decomposed into data and related operations.Ii

Understanding and using JavaScript callback functions | JavaScript is very sexy and javascript callback Functions

Understanding and using JavaScript callback functions | JavaScript is very sexy and javascript callback Functions In JavaScript, a function is the first class Object. This means that the function is of the Object type and can be used in the first class like other objects (such as String, Array, and Number, because they

JavaScript event binding (when javascript is not supported) _ JavaScript skills

After reading the BestPractices chapter of JavaScriptDOM programming art, we know that we have many things to consider when creating a webpage. For example, we use JavaScript to enhance our webpage, but we need to consider that, if your browser does not support JavaScript, or the user disable JavaScript, can our webpage be displayed normally? For example, The

Javascript: a deep understanding of basic Javascript knowledge and a deep understanding of javascript

Javascript: a deep understanding of basic Javascript knowledge and a deep understanding of javascriptThe eval global function is shown in the loader of dojo as the next function. Var eval _ = new Function ('Return eval (arguments [0]); '); // The Function runs in the top-level scope, but the running efficiency is slower, however, this method does not pollute global variables and calls the top-level scope ev

Javascript notes: deeply analyzes the creation (bottom) of objects in Javascript-from object creation to JavaScript program optimization

Why is the current mainstreamProgramAre all objects created in the language? The following definition gives us an answer: In object-oriented languages, objects are defined as anything that people want to study. From the simplest integer to the complex aircraft, objects can be viewed as objects, it not only represents specific things, but also abstract rules, plans, or events.Aside from these abstract definitions, we can understand them from the underlying computer technology,Objects are actual

[JavaScript] implements multiple JavaScript special effects and javascript special effects on the same webpage.

[JavaScript] implements multiple JavaScript special effects and javascript special effects on the same webpage. If the label appears twice on the webpage, all the JavaScipt scripts will no longer take effect, the label can only appear once. However, multiple JavaScript effects are often required for the same webpage.

[JavaScript] JavaScript learning 33 JavaScript Animation

We can use JavaScript to create dynamic images.Instance Button Animation Two different events are used to drive two corresponding functions, and two corresponding images are switched to create an animation effect. Javascript Animation It is feasible to create dynamic images using JavaScript. TipsYes: use JavaSc

[JavaScript] JavaScript learning 35 JavaScript timing

Document directory Syntax Instance Instance-Infinite Loop Syntax Instance By using JavaScript, we have the ability to execute code after a set interval, rather than immediately after the function is called. We call it a timing event.Instance Simple timing After you click the button in this example, a warning box will pop up in five seconds. Another simple timing In this example, the program runs 2 seconds, 4 seconds

Upgrade JavaScript (JavaScript you Don't know) to improve javascript

Upgrade JavaScript (JavaScript you Don't know) to improve javascriptRecently, I have read the book "JavaScript (on-volume) You don't know", which details many important but often overlooked JavaScript points. I strongly recommend this book !!! In the book, Chapter 1 describes "Upgrade", describes the process of variabl

Javascript notes: deeply analyzes the creation (bottom) of objects in javascript-from object creation to javascript

Why do we need to create objects in mainstream programming languages? The following definition I want to give us an answer: the object definition in object-oriented language is: the object is anything that people want to study, from the simplest integer to the complex aircraft, it can be regarded as an object. It not only represents... syntaxHighlighter. all (); Why do we need to create objects in mainstream programming languages? The following definition gives us an answer: In object-oriented

[JavaScript] JavaScript learning 34 JavaScript image map

Document directory Instance An image map is an image with a clickable area.Instance Simple HTML image ing This example shows an image ing without adding JavaScript. Added JavaScript image ing. This example shows an image ing with JavaScript added. When the mouse is floating on a hotspot, the

Allows you to switch between the left and right Images Based on javascript and switch between javascript and javascript.

Allows you to switch between the left and right Images Based on javascript and switch between javascript and javascript. This article introduces the code for javascript to implement switching between the left and right sides of an image. The code is for your reference. The details are as follows: : Code: The above is

JavaScript Study Notes (3): JavaScript also has the entry Main function _ javascript skills

As we all know, in c and java, the main function provides the main method as the entry function or method of a program. Starting from the header of the JS source file in js, we can still create a main function as the starting point of the program, so that it can be integrated with other languages, and you may have a deeper understanding of JS. If you are interested, you can learn it with xiaobian. In C and Java, there is a program entry function or method, that is, the main function or main meth

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