JavaScript

jquery This write less does more framework, with more than will inevitably to the native JS above his business.Side dishes actually do not want to write this blog, seemingly very elementary appearance, but see the network even the native JS event

Waiting for a long time can be a large frame, such as a series of effects motion frame, is now a preliminary version, to meet the needs. Let's see how it's achieved.We know in JavaScript that '. ' Equivalent to ' [] ' For example:

The JavaScript math function is actually the math object , which includes attributes and functions (or methods) in two parts. Among them, the property mainly has the following content:　　 MATH.E: E (natural logarithm),math.ln2(natural logarithm of 2),

Cookie Object is a data message (cookie data) that is stored in the cookie folder of the client's hard disk in the form of a file (cookies file). User data information (cookie data) in the cookie folder. The cookie file is established by the Web

JavaScript is currently the most popular server scripting language, using JavaScript to add rich logic and more complex dynamic effects to your Web pages.Code collated from w3school:http://www.w3school.com.cn：Example code:javascript introduction (

This article is mainly on the JavaScript to avoid the accuracy of the digital calculation method is introduced, the need for friends can come to the reference, I hope to be helpful to everyone What if I ask you 0.1 + 0.2 equals a few? You may give

Creation of objects 1) literal, 2) new, 3) object.create () Access to Properties 1, can pass the point (.) or the square brackets ([") operator to get the value of the property. The left-hand side of the operator should be an expression that returns

JavaScript is a dynamic language (Dynamic Language Dynamics Programming Language: Dynamic type language, meaning that the type of check is done at run time, that is, "weak type" language), there is no class concept, there are classes reserved words,

Access to JavaScript Object propertiesIf there is an object test:var test = {"A": 1,"B": 2};There are two ways to directly access the value of the property A of the object test:1.TEST.A;2.test["a"]; (Note that the quotation marks are used

Js array operation guide and js Array Operation Guide 1. Create an array Copy codeThe Code is as follows:Var arrayObj = new Array (); // create an ArrayVar arrayObj = new Array ([size]); // create an Array and specify the length. Note that the

JSLint and the JS encoding StyleIt may be more or less known that JSLint is a JavaScript code quality tool, a JavaScript syntax checker and a checker. It can analyze JavaScript problems and report its shortcomings. The problems found are often

Detailed description of the closure of Javascript and detailed description of javascript It is also an introductory article. Javascript has several very important language features: object, prototype inheritance, and closure. Closure is a new

Hover the mouse over the Animation button implemented in pure css3, and hover the button implemented in css3 Today, we bring you a CSS-only Animation button that allows you to hover over the mouse. This button is in the form of a square before the

JSON multi-value ParameterJSON multi-value Parameter // 1.URLNSURL * url = [NSURLURLWithString: @ "http: // localhost: 8080/MJServer/weather"]; // 2. Request NSMutableURLRequest * request = [NSMutableURLRequestrequestWithURL: url]; // 3. Request

Javascript achieves seamless image scrolling and javascript seamless Effect: move the mouse over the image to stop scrolling. Move the mouse over the image to automatically scroll. You can adjust to scroll left or right Copy codeThe Code is as

SVG image encoding and svg graphicsSvg: You can scale the rectangle without changing the quality: rect Rounded rectangle: Set the rx and ry values. Circle: circle Circle: No attributes of x and y, because the circle of cx and cy has been set.

Description of the fs. utimesSync method in node. js, node. jsfs Method description: The file timestamp is modified in synchronous mode. Syntax: Copy codeThe Code is as follows:Fs. utimesSync (path, atime, mtime) Because this method belongs to the

Description of the fs. link Method in node. js, node. jsfs. link Method description: Create a hard link. Syntax: Copy codeThe Code is as follows:Fs. link (srcpath, dstpath, [callback (err)]) Because this method belongs to the fs module, we need to

CSS sets DIV background color gradient display, css div background gradient 1. A somewhat unconventional opening remark was made two years ago., it is estimated that the "compatibility gradient effect" statement will not be proposed. At that

Js QQ customer service floating effect implementation code Code: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 QQ customer service floating special