JavaScript

  This article mainly introduces a few sections of JavaScript code that are commonly used, and friends who need it can refer to the following Auto return after 1.3 seconds code as follows: seconds after automatically return

This article mainly introduces the JavaScript encapsulation domcontentloaded event instance, domcontentloaded is the unique event of the Ff,opera 9, when all DOM parsing finishes will trigger this event, the need friend can refer to the following

Since I was a. NET programmer before, so even now in the front-end, but also accustomed to the object-oriented way to write JS script, I think if you are or now still a third generation of programmers, it should be not unfamiliar. When it comes to

I always encounter situations where it is necessary to check whether a function is native--a very important part of the functional test: The function is supported by the browser, or is modeled by a Third-party class library. The easiest way to

1, installation Gulp-uglifyCommand line input NPM install gulp-uglify--save-dev;2. Configuration files2.1 Basic usevar gulp = require (' Gulp '), uglify = require (' gulp-uglify '); Get uglify plugin gulp.task (' Jsmin ', function () {

The most intuitive feeling of performance is the speed at which the site responds at the time of the interaction, that is, the time it takes to request a response cycle , which is related to many factorsBefore the request is issued:Overall principle:

One, the JavaScript node is dynamic to get the name of the element, in order to do the element operation, in node has two methods to use, the first method is NodeType, the second method is nodename, both methods can be used to manipulate elements.1.

2016.08.30the JavaScript Design patterns and development practices, the people's post and telecommunications press , 5 months , version 1P13Find the parts of the change and encapsulate it to make it easy to replace, and the rest is the unchanging

DescribeThis example shows how to configure a workflow for a sample query task:1. The user clicks on a feature to highlight the display.2. Once again, the user clicks on the feature to see the Infowindow of the attribute information.This example

The This in the ①javascript function represents the context in which the function is called. The following example:var mm = (function () {var a = function () {console.log (this);//Arguments.callee ();//equivalent to arguments object call a, point to

JavaScript's performance in the browser can be considered the most important usability issue that developers have to face. This problem is complicated by the blocking features of JavaScript, that is, when JavaScript is running, other things cannot

The students who have used JavaScript are sure to prototype thunderclap piercing, but this is something that lets beginners consensus, only know that the function will have a prototype genus, you can add functions for instance access, others are

Learn JavaScript in several stages, not getting started, beginners beginner, intermediate level, advanced level, PPT level.1, how to learn without getting started?I was first to learn jquery, CSS and HTML basis, there is a CSS basis to see the

Using the timer in JS (setinterval,settimeout), it is easy to encounter this point of the problem.Directly on the example:1 varname = ' My name is window ';2 varobj = {3Name: ' My name is obj ',4Fn:function () {5 varTimer =NULL;6

Microsoft has released a set of tools that use their dotnet-new tools and a flexible approach to using node. js to quickly build JavaScript-based Web applications.The Dotnet-new tool is part of the. NET core tool for starting a new project with

The sort () method for arrays in JavaScript is primarily used to sort the elements of an array. Where the sort () method has an optional parameter. however, This parameter must be a Function. When an array calls the sort () method, if there is no

A new book on design patterns, the JavaScript design model, is being studied recently, and more design patterns are described in this Book.first, the creation of design patternsIncludes simple factories, factory methods, abstract factories, builders,

Summary of common css attributes: Color and unit, css attribute Summary In css code writing, it is essential to estimate the color and unit. However, there are many ways to write the color and unit value in css, so it is necessary to clarify

Web Front-end should master the basis of ps and web Front-end ps   A front-end design draft is presented in psd format, so some simple basic ps is essential! Ruler: Generally, the pixel value is used. The shortcut key is ctrl + r,

Deploy html on the virtual cloud server to obtain a unique URL link, view your html page in a browser, and deploy the page How to deploy html files to directly deploy html files on a virtual ECs instance and open them through links anytime and