backbone js tutorial

This tutorial uses js to implement the effects of switching between multiple images and rotating the end of execution. If you are interested, refer to the following. I hope it will help you learn about js. The Code is as follows:

Construction of Node JS project:To create a standard file structure, you need to download and use the Webstorm software to create a new Node Express project.Operation of App.js:(1) Introduce a new module: var School_controller = require ('./controller/school_controller ');(2) Add a new route: App.use ('/school ', school_controller);Three ways to get parameters:(1) Gets the parameter value of the GET request: Req.query, visit: Http://localhost:3000?q=s

How to get elements in JS:1. Get elements by ID name:Document get element by id ' link 'Docuemnt.getelementbyid (' link ');2......Events: Mouse events, keyboard events, system events, form events, custom events ...OnClickonmouseoveronmouseoutOnMouseDownOnMouseUpOnMouseMove is like a mouse stroke event.......OnLoad executes after loading ...Window.onload = ThingsImg.onloadBody.onload......How to add an event:element. onmouseoverFunction:

Jquery contains two each values: $ (). the other value of each is $. the difference between each is that the first is the built-in function of the jquery object, and the other is the object's traversal function. jquery contains two each values: $ (). the other value of each is $. the difference between each is that the first is the built-in function of the jquery object, and the other is the object's traversal function. It is generally used to obtain different object data in ajax for traversal.

This article is an introduction to the nodejs tutorial series. It mainly describes the features of nodejs, the module mechanism CommonJs (module reference, module definition, Module Identification, module implementation), packages, and NPM, this is a very detailed article. Preface If we don't want to learn nodeJs, we will get old... when the HTML5 waves hit us, many of our predecessors started the NodeJs journey, and at that time I was still working

I. Methods of UseThe Particle animation Library plugin is very simple to use, first to introduce the Particles.js file in the page.Use a div in the page as a container to place particles.You can then invoke the particle plug-in as follows:Particlesjs (' Particles-js ', {Particles: {Color: ' #fff ',Shape: ' Circle ',Opacity:1,Size:4,Size_random:true,nb:150,Line_linked: {Enable_auto:true,DISTANCE:100,Color: ' #fff ',Opacity:1,Width:1,Condensed_mode: {En

, and its method does not refer to the object of this. Secure objects are best suited for use in some secure environments where this and new are prohibited, or when data is being altered by other applications, such as mashup programs. The secure constructor follows a pattern similar to the parasitic constructor, but has a difference of two points: one is that the instance method of the newly created object does not refer to this, and the second is not to call the constructor with the new operato

the beginning of the design, in order to facilitate learning for beginners, does not require the use of VAR declaration variables. This design error has serious consequences: If a variable is used without a var declaration, the variable is automatically declared as a global variable:i = 10; // i现在是全局变量In different JavaScript files on the same page, if you do not have var to declare it, the variables i will be used, causing i the variables to interact with each other, resulting in hard-to-debug

CSS and JS are two ways to implement the accordion folding menu. css tutorial CSS3 exploitation: target pseudo class implementation. Accordion h3 + div {height: 0; overflow: hidden;/* Hide the excess part */transition: height 0.3 s hide-in;/* a special effect to expand, take 0.3s to fly slowly */}. accordion: target h3 + div {height: 300px; overflow: auto;/* automatically hide excess parts */}View Code

resides6Path: __dirname + '/dist ',//output path, to use absolute path7FileName: ' Index.bundle.js '//file name of the output after packaging8 }9};After the configuration file is written, execute the webpack Package command and go to the current directory to find the Webpack.config.js file and package the Main.js file to dist/ Index.bundle.js, if main.js enter the following code, then execute Webpack package once1 function say () {2 alert (' Ghostwu tells you how to learn Webpack ' ); 3

Because of the project needs, the need to get a text editor on the PC page, and the user input content format completely passed to the background to display on another page;Try a few plug-ins feel or wangeditor good, use it relatively simple, the following I will meet today's pits are displayed, see this blog you must be very luckyBecause you can immediately get started with this plug-in, good nonsense not much to say;1 Official website Download plugins need CSS and

In sequence js,the javascript make load CSS definitation and make animation.1.Start State#sequence . Slide-content { z-index:2; Left :%; font-size: +px; opacity: 1; color: #000; width:%; }2.Medium State (constant)/*medium constant state*/#sequence . Animate-in . Slide-content { z-index:2 ; width:% ;Left :0 ; opacity: 1 ; color:#fff ; -webkit-transition-duration: 1s ; -moz-transition-duration: 1s ; -ms-transition-duration: 1s ; -o-

returns always False, not an errorFor example:var result = Window.matchmedia ("screen (min-width:600px)");Console.log (Result.media);//"(min-width:600px)"Console.log (result.matches);//truethe Mediaquerylist object returned by the Matchmedia method has two methods to listen for events: AddListener and RemoveListenerMql.addlistener (mqcallback);Mql.removelistener (mqcallback);Note that the specified callback function mqcallback is called only when the Mediaquery query result changes, so if you w

Spent a morning reading [reprint]node Getting Started» A comprehensive node. JS TutorialAccording to the inside of the demo itself manual implementation process or need to write questions, special finishing in this.(1) One is the directory that adds node.exe on path C:\Program Files\nodejs, (added automatically)(2) One is to increase the environment variable Node_path, the value is C:\Program files\nodejs\node_modules (the environment variable does no

Reading this article needs a little about the basic use of canvas, the example of this article for you to share the HTML5 canvas implementation of the circular clock simple tutorial Step One: create a new, simplest HTML file and define the element canvas in the Canvas.html After this step is done, open the canvas.html in a browser and you will find that nothing is visible because we do not draw anything on the canvas, nor do we define

JS Getting Started Tutorial one (the role of web effects in AJAX example) A simple multiplication table to add annotations to achieve the 99 multiplication table JS uses logical expression examples

Article Introduction: JS in Browser Compatibility Tutorial: Dom method and object reference. 1. getElementById "Analysis Notes" to first look at a set of code:Value= "Click Me" ōnclick= "alert (id.value)"/> In Firefox, the button does not respond, in IE, you can, because for IE, the ID of an HTML element can be used directly in the script as a variable name, but not in Firefox. "Compatibility p

This article mainly shares the learning notes on JS plug-in rolling listening in the Bootstrap tutorial. The content is very detailed. Interested friends can refer to this article to learn about the JavaScript plug-in-rolling listening. 1. Case studies The scroll listening plug-in can automatically update the corresponding navigation tag based on the position of the scroll bar. You can scroll through this

rule, for example: The Code is as follows: 'Tmpl _ PARSE_STRING '=> array ('-- PUBLIC --' => '/Public', // use the new rule to output/Public String) After adding a replacement rule, if we want to output the/Public String, we only need to add -- PUBLIC -- to the template. The output method of other replacement strings is similar. After adding a replacement rule, if we want to output the/Public String, we only need to add -- PUBLIC -- to the template. The output method of other replacement stri

In front of the relevant JS to learn some basic knowledge, this section is mainly for the timer for comprehensive use:Seamless Scrolling-BasicsEffect Demo:* Fundamentals of Object Movement* Let the div move.The role of *offsetleft* Use timers to move objects continuously--Effect principleLet ul keep moving to the leftCopy LiA), innerHTML and + "b), modify the width of the ULReset position after scrolling over boundsa). Judgment over BoundsRelated code