JavaScript

A queue is a list, except that a queue can only insert elements at the end of a team and delete elements in the first team. Queues are used to store sequentially ordered data, FIFO, which is not the same as the stack, in the stack, the last element

because Protobuf's serialization efficiency and size are very good, so it is used more and more in network communication, and Webosocket also with the web3.0 application more and more extensive, and the two together will slowly form a trend; I was

I. Common document properties1Document.title//Set document title equivalent to the title tag of HTML2Document.bgcolor//set the page background color3Document.fgcolor//Set foreground colors (text color)4Document.linkcolor//non-clicked link

Web front-end JavaScript consists of:ECMAScript, (is the JS standard, JS is its implementation and extension, it describes the language of the syntax and basic objects, such as: syntax, operators, statements, inheritance mechanisms, data structures

Three elements of the handler:engine : The process of compiling and executing.compilers : Parsing and code generation, and so on. Scope: Collects and maintains a series of queries consisting of all declared identifiers (variables) and enforces a

4.1 Function objectsIn JavaScript, a function is an object. The object is a collection of name/value pairs and has a hidden link to the prototype object. Object literals are generated by objects connected to the Object.prototype. The function object

1 DOCTYPE HTML>2 HTML>3 Head>4 MetaCharSet= "UTF-8">5 title>JS Advanced Syntax 3-prototype modetitle>6 Head>7 Body>8 Script>9 /*Ten JavaScript prototype mode (prototype): One 1. A prototype is an

Chapter Javascipt IntroductionThe complete javacript consists of the following three parts: Core (ECMAScript), Document Object Model (DOM), Browser object model (BOM)core (ECMAScript): Defined by ECMA-262, providing core language functionalityECMA-26

Recently I encountered JavaScript cross-domain problem in the project, the parent page and the child page to communicate, and the parent-child page cross-domain, how to do?Everyone combined with previous experience, think of websocket,websocket

--Summary from: The language of the JavaScript language has its beautiful place and its ribs. Avoid the dross of some language, can reduce the probability of the occurrence of the bug correspondingly.Beautiful Place:A function is a first-class

In general, the JS code is more and more large, it is best to put it in a JS file,can be introduced via SRC, which is highly maintainable and cacheable (load once without loading)Features to facilitate future expansionCorrect wording:Error

2017.7.12 Beijing Volts First daySummary of the day:1. The online server often displays the. woff File loss resolution (IIS server)Add a MIME type to add three articles:file name extension MIME type　. svg Image/svg+xml. Woff Application/x-font-woff.

normal function callfunction Person () { this. Name= "XL"; Console.log (this); Console.log (this. name);} Person (); // Output window XLIn this code, the person function is called as a normal function, in fact the person is called as a

The target event property returns the destination node of the event ( which DOM element triggered the event ), such as the element, document, or window that generated the event .Syntax:event. Target class= "Button-class" > This is a button The

In this article, we will study and discuss the closure in JS. Closures are a feature of purely functional programming, because they can greatly simplify complex operations. In JS, the importance of closures is self-evident!Simply put, closure

Variable Naming conventions:Basic specification: Variable naming is made up of type prefixes + meaningful words, and the first letter of the word needs to be capitalized. For example: sUserName, ncount.Prefix specification:S: Represents a String.

1. Block event bubbling, making it a catch-type event trigger mechanism.1 functionstopbubble (e) {2 //If an event object is provided, this is a non-IE browser3 if(e &&e.stoppropagation)4 //so it supports the Stoppropagation () method5

HTML label and htmlframeset label : Framework tag, which can be used to split pages. The body tag is not allowed for pages separated by frameset tags. The frameset tag page can only contain frameset or frame tags; Attribute: cols -- defines the

CSS specifications and css naming rulesPrevious CSS is the description language of webpage styles. CSS specifications make CSS code styles consistent, making CSS easier to understand and maintain. This document introduces the CSS specification in

Ps_cc slice, pscc2015 slice The first step of the web Front-end development workflow is to restore the design diagram based on the psd provided by the ui. But a dozen reference lines that open full screens. At this time, we can clear the