webpack library

Webpack 2 react development and configuration instance code, webpackreact Based on the standard syntax of webpack 2.3, common configurations such as less variable replacement, hot loading of React components, separate output of the third library, and distinguishing production and development environments are provided. 'Use strict 'module. exports = function (env)

In this article, we go through the traversal analysis of Html-webpack-plugin's example Htmlwebpackplugin, explaining several common properties (inject, minify) and the addition of custom attributes, and we continue to delve into his configuration options.One, chunks optionsThis property is useful for specifying which chunk a page will load (e.g. JS files)We can create multiple page templates with him. For example, we in the actual development, do a bl

After installing Webpack, execute the webpack-v command times incorrectly as follows:[[emailprotected] ~]# webpack -v/usr/local/node-v4.4.7-linux-x64/lib/node_modules/webpack/bin/webpack.js:3let webpackCliInstalled = false;^^^SyntaxError: Block-scoped declarations (let, const, function, class) not yet supported outside

.?? This article is mainly to write a webpack development of the basic framework , the subsequent writing react simple example, build Bar command, index.html do not need to change, only need to pay attention to./APP/JSX the JSX code for the component in the directory.Source Address : Https://github.com/mqy1023/react-basejs/tree/master/src/dev-base/webpackI. REACT PROJECT structure/app /jsx index.htmlpackage.jsonwebpack.config.js.babelrcSecond,

(__dirname, ' app ')}v. Reduction of search PathsResolve.alias can configure aliases for Webpack module parsing, and for deep parsing paths, you can configure alias for them. You can increase the Webpack build speed.Alias: {Utilities:path.resolve (__dirname, ' src/utilities/'), Templates:path.resolve (__dirname, ' src/templates/')}Vi. using Dllplugin/dllreferenceplugin for pre-constructionWebpack's Dllplug

First, write a simple demo11-1 After installing Webpack, create such a directory:1-2: writes content to src files and dist/index.html files:DOCTYPE HTML>HTMLLang= "en">Head> MetaCharSet= "UTF-8"> title>Webpacktitle>Head>Body> Div>Test WebpackDiv>Body>HTML>Scriptsrc= "Bundle.js">Script>A.js content:document.write (' I am a.js file ' + 'br>');B.js content:document.write (' I am b.js file ' + 'br>');Main.js content:Require ('./a '); require ('./

The simplest webpack configurationConstPath = require ('Path') Module.exports={entry:'./app/index.js',//Entry Fileoutput: {path:path.resolve (__dirname,'Build'),//must use absolute address, output folderFileName"Bundle.js" //filename of the output file after packaging }}Webpack command ConfigurationAdd code to Package.json" Scripts " : { "build""webpack",} Y

Webpack is a modular packaging tool that allows us to organize code, compress, translate, and more easily through Webpack. But learning Webpack also need a certain cost, here records use Webpack for a long time some vague knowledge points, easy to consult later.https://webpack.js.org/configuration/(This configuration f

Often, you have dependencies which your rarely change. In these cases, you can leverage the Commonschunkplugin-automatically put these modules in a separate bundled file so T Hey can cached and loaded separately from the rest of your code (leveraging the browser cache much more effectively).The libaraies like ' Lodash ', ' jquery ' is required alomost all the projects and once download, and rarly change any more. So it would is a good idea to spreate those common libaries into a common vendor fi

HTML templatesDOCTYPE HTML>HTML>Head> MetaCharSet= "UTF-8"> write to Title - title>=HtmlWebpackPlugin.options.title%>title> Write public JS - Script> Compilation.assets[htmlwebpackplugin.files.chunks.main.entry].source ()%> Script>Head>Body> non-public JS write - for(var k in htmlWebpackPlugin.files.chunks) {%> if(k! )== 'Main ') {%> script src="">Script> % }%> } %>Body>HTML>JS TemplatevarHtmlwebpackplugin = require (' Html-

': ' Moment ', "$": "jquery", "jquery": "jquery", "window.jquery": "jquery" })]When each JS file needs to refer to the jquery library, it can be placed in a common library.$ webpack-dev-server--progress--colorsRun this command to listen to the Webpackcan also be added to the Oackage.json."Scripts": { "dev": "Build_dev=1

You can fine tune several Webpack plugins to make your bundle as small as it can is for your specific application. However there is a few things you can does for pretty much every application to make it smaller and run faster. In this lesson we'll combine several webpack plugins to optimize things for a React application (this is also applicable F or non-react applications as well).First we need to modify t

7. Use Fonts 7.1. Install Font Library-font-awesomeWe use NPM to install fontsNPM Install Font-awesome--saveThis time, our Package.json configuration file becomes this:{ "name": "Code", "version": "1.0.0", "description": "", "main": "Index.js", "scripts": { " Dev ":" Webpack ", " Start ":" Webpack-dev-server ", " test ":" Echo \ "Error:no test speci

The Webpack installation instructions for the global installation are as followsCNPM Install Wepack-save-dev-gBut I will report the following error when I run the Webpack command in my project spaceFor easy Crawling {Error:cannot Find module ' webpack ' at function.module._resolvefilename (module.js:527:15) at Function.module . _load (module.js:476:23) at

) Commonchunkplugin: Main extraction of public service code and third-party class library codeIn the introduction of entry, referring to the concept of chunk, chunk refers to a code block, that is, a JS file. By default, Webpack only produces the code block specified in the entry, and the number of chunk is equal to the number of key values in the entry, i.e., in the case of single entry, only one chunk is

and other library files. They rarely change, and are reused everywhere, should be extracted, and get long-time caches.The plugin is used here:webpack.optimize. Commonschunkplugin (Webpack built-in plug-in)2. Code compression. react compressed from 700+ KB to 100+ kbPlugin used here:WebPack.optimize.UglifyJsPlugin (WebPack built-in plugin) After processing topic.

With the development of front-end technology, the mv* framework has sprung up-and many front-end building tools have been sought after.Today, let's say Webpack + Gulp to achieve the front-end engineering posture Bar (self-feeling this posture is not good enough, you have a better posture to tell!) ）What is Webpack? Https://github.com/webpack　　

What is Webpack Webpack is a static module wrapper for a modern JavaScript application (modules bundler). When Webpack processes an application, it constructs a dependency graph (dependency graph) recursively, which contains each module that the application requires, and then packages all of them into one or more bundles.It is highly configurable, but before you

If you ' re only instrumenting the files in your project that is under test then your code coverage report would be Misleadi Ng and it'll be difficult-for-you-to-track or enforce improvements-application coverage over time. In this lesson we'll learn how to ensure all source files is included in coverages reports and how to enforce a specific t Hreshold so can work toward improving application code coverage.Install:NPM i-d IstanbulInclude all the SRC code does not have only test code:Const WEBPA

If you ' re going to use code splitting with Webpack 2, you'll need to make sure the browser have support for the ES6 Promise A Pi. This means is required to the support of an old browser, and you need to provide a polyfill. Polyfilling is relatively trivial to does with Webpack, but because Webpack itself depends on this particular polyfill, you There are to com