\n\/\/cmd\u4e2d\u6267\u884c\n npm init\n<\/pre>\n\u4f9d\u6b21\u586b\u5199\u76f8\u5173\u4fe1\u606f\uff0c\u5373\u53ef\u751f\u6210package.json\u6587\u4ef6\u3002
\n1.package.json\u6587\u4ef6\u51c6\u5907\u597d\u540e\uff0c\u9700\u8981\u8fdb\u884c\u5b89\u88c5webpack\u4f5c\u4e3a\u9879\u76ee\u4f9d\u8d56\u5305\u3002<\/p>\n
\n\/\/cmd\u4e2d\u6267\u884c\n npm install --save-dev webpack\n<\/pre>\n2.\u56de\u5230 d:\\devserver \u65b0\u5efa\u4e24\u4e2a\u6587\u4ef6\u5939\uff1aapp\u3001public\u3002app\u6587\u4ef6\u5939\u6dfb\u52a0hello.js\u3001main.js\u4e24\u4e2a\u6587\u4ef6\u3002public\u6587\u4ef6\u5939\u6dfb\u52a0index.html\u6587\u4ef6\u3002\u6b64\u65f6\u6587\u4ef6\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n
\ndevserver\n\u251c\u2500 node_modules\n\u251c\u2500 app (\u7528\u6765\u5b58\u653e\u539f\u59cb\u6570\u636e\u548c\u6211\u4eec\u5c06\u5199\u7684JavaScript\u6a21\u5757)\n\u2502 \u251c\u2500 hello.js\n\u2502 \u2514\u2500 main.js\n\u2514\u2500 public (\u51c6\u5907\u7ed9\u6d4f\u89c8\u5668\u8bfb\u53d6\u7684\u6570\u636e)\n \u2514\u2500 index.html\n<\/pre>\n\u6587\u4ef6\u53ea\u6709\u6700\u57fa\u7840\u7684html\u4ee3\u7801\uff0c\u5b83\u552f\u4e00\u7684\u76ee\u7684\u5c31\u662f\u52a0\u8f7d\u6253\u5305\u540e\u7684js\u6587\u4ef6<\/p>\n
\n \n \n \n \n \n \n Document<\/title>\n <\/head>\n <body>\n <div id=\"root\">\n <\/div>\n <script src=\"bundle.js\"><\/script>\n <\/body>\n <\/html>\n<\/pre>\n<p>hello.js\u53ea\u5305\u62ec\u4e00\u4e2a\u7528\u6765\u8fd4\u56de\u5305\u542b\u95ee\u5019\u4fe1\u606f\u7684html\u5143\u7d20\u7684\u51fd\u6570\u3002<\/p>\n<pre class=\"lang:js decode:true\">\n \/\/ hello.js\n module.exports = function() {\n var msg = document.createElement('div');\n msg.textContent = \"Hello World!\";\n return msg;\n };\n<\/pre>\n<p>main.js\u7528\u6765\u628ahello\u6a21\u5757\u8fd4\u56de\u7684\u8282\u70b9\u63d2\u5165\u9875\u9762\u3002<\/p>\n<pre class=\"lang:js decode:true\">\n \/\/main.js\n var hello = require('.\/hello.js');\n document.getElementById('root').appendChild(hello());\n<\/pre>\n<p>\u6b64\u65f6webpack\u5df2\u7ecf\u53ef\u4ee5\u6b63\u5e38\u6267\u884c\u4e86\uff0c\u4e00\u822c\u6765\u8bf4\uff0c\u6700\u57fa\u7840\u7684\u547d\u4ee4\u662f<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/cmd\u4e2d\u6267\u884c\n webpack {entry file\/\u5165\u53e3\u6587\u4ef6} {destination for bundled file\/\u5b58\u653ebundle.js\u7684\u5730\u65b9}\n<\/pre>\n<p>\u4f46\u662f\u975e\u5168\u5c40\u7684\u60c5\u51b5\u4e0b\u5c31\u662f<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/cmd\u4e2d\u6267\u884c\n node_modules\/.bin\/webpack app\/main.js public\/bundle.js\n<\/pre>\n<h2>\u914d\u7f6ewebpack [\u624b\u672d1]<\/h2>\n<h3>\u57fa\u7840\u8bbe\u7f6e<\/h3>\n<p>\u867d\u7136\uff0c\u505a\u5230\u8fd9\u91cc webpack \u5df2\u7ecf\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\u4e86\uff0c\u4f46\u662f\u8fd8\u6709\u5f88\u591a\u9009\u9879\u53ef\u4ee5\u8fdb\u884c\u914d\u7f6e\u3002<br \/>\n\u6bd4\u5982\u9700\u8981\u52a0\u5165<code>loaders<\/code>\u548c\u5b9e\u65f6\u66f4\u65b0\u7684\u6d4b\u8bd5\u670d\u52a1\u5668<code>webpack-dev-server<\/code>\u3002<br \/>\n\u56de\u5230d:\\devserve \uff0c \u65b0\u5efa\u6587\u4ef6 webpack.config.js \u3002<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/webpack.config.js\n module.exports = {\n entry: __dirname + \"\/app\/main.js\",\/\/__ \u5df2\u591a\u6b21\u63d0\u53ca\u7684\u552f\u4e00\u5165\u53e3\u6587\u4ef6\n output: {\n path: __dirname + \"\/public\",\/\/__ \u6253\u5305\u540e\u7684\u6587\u4ef6\u5b58\u653e\u7684\u5730\u65b9\n filename: \"bundle.js\"\/\/\u6253\u5305\u540e\u8f93\u51fa\u6587\u4ef6\u7684\u6587\u4ef6\u540d\n }\n };\n \/\/__ dirname \u662fnode.js\u4e2d\u7684\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\n<\/pre>\n<p>\u505a\u4e86\u8fd9\u4e2a\u914d\u7f6e\uff0c\u5728\u547d\u4ee4\u884c\u6267\u884c <code>webpack<\/code> \u5c31\u4f1a\u6309\u7167\u8fd9\u4e2a\u914d\u7f6e\u6267\u884c\u4e86\u3002<\/p>\n<h3>npm\u5f15\u5bfc\u6267\u884c<\/h3>\n<p>\u91cd\u70b9\u6765\u4e86\uff0c\u4f7f\u7528cmd\u96be\u514d\u4f1a\u5fd8\u8bb0\u6267\u884c\u54ea\u4e9b\u7a0b\u5e8f\uff0c\u6240\u4ee5\u53ef\u4ee5\u5229\u7528package.json\/scripts \u8fdb\u884c\u5f15\u5bfc\u4efb\u52a1\u6267\u884c\u3002[\u624b\u672d2]<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/package.json\n{\n...\n \"scripts\":{\n \"start\": \"webpack\"\n }\n...\n}\n<\/pre>\n<p>\u4ee5\u540e\u53ea\u9700\u8981\u8fd9\u6837\u5c31\u53ef\u4ee5\u6267\u884c\u8be5\u4efb\u52a1\u4e86\uff1a<br \/>\n\u6b64\u5904\u56e0\u4e3a\u4f7f\u7528\u4e86start\u6240\u4ee5\u53ef\u4ee5\u7b80\u5199 <code>npm run star<\/code>[\u624b\u672d2]<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n npm start\n<\/pre>\n<h3>\u914d\u7f6e\u8c03\u8bd5\u5730\u56fe(Source Maps)[\u624b\u672d3]<\/h3>\n<pre class=\"lang:js decode:true\">\n\/\/webpack.config.js\nmodule.exports = {\n devtool: 'eval-source-map',\/\/\u914d\u7f6e\u751f\u6210Source Maps\uff0c\u9009\u62e9\u5408\u9002\u7684\u9009\u9879\n ...\n}\n<\/pre>\n<p>\u4f7f\u7528eval\u6253\u5305\u6e90\u6587\u4ef6\u6a21\u5757\uff0c\u5728\u540c\u4e00\u4e2a\u6587\u4ef6\u4e2d\u751f\u6210\u5e72\u51c0\u7684\u5b8c\u6574\u7684source map\u3002\u8fd9\u4e2a\u9009\u9879\u53ef\u4ee5\u5728\u4e0d\u5f71\u54cd\u6784\u5efa\u901f\u5ea6\u7684\u524d\u63d0\u4e0b\u751f\u6210\u5b8c\u6574\u7684sourcemap\uff0c\u4f46\u662f\u5bf9\u6253\u5305\u540e\u8f93\u51fa\u7684JS\u6587\u4ef6\u7684\u6267\u884c\u5177\u6709\u6027\u80fd\u548c\u5b89\u5168\u7684\u9690\u60a3\u3002\u4e0d\u8fc7\u5728\u5f00\u53d1\u9636\u6bb5\u8fd9\u662f\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u9009\u9879\uff0c\u4f46\u662f\u5728\u751f\u4ea7\u9636\u6bb5\u4e00\u5b9a\u4e0d\u8981\u7528\u8fd9\u4e2a\u9009\u9879\u3002<\/p>\n<h3>\u914d\u7f6edev-server\u670d\u52a1\u5668(\u70ed\u66f4\u65b0)[\u624b\u672d4-\u5f85\u66f4\u65b0]<\/h3>\n<p>\u5b89\u88c5webpack-dev-server<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n npm install --save-dev webpack-dev-server\n<\/pre>\n<p>\u914d\u7f6e<br \/>\n\u7531\u4e8e\u539f\u6587\u4e2d\u4f7f\u7528\u65e7\u7248webpack\uff0c\u6240\u4ee5\u914d\u7f6e\u9879\u90fd\u662f\u6709\u95ee\u9898\u7684\uff0c\u6bd4\u5982colors\u65e9\u5c31\u4e0d\u5b58\u5728\u4e86\u3002<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/webpack.config.js\nmodule.exports = {\n...\n devServer: {\n contentBase: \".\/public\",\/\/\u672c\u5730\u670d\u52a1\u5668\u6240\u52a0\u8f7d\u7684\u9875\u9762\u6240\u5728\u7684\u76ee\u5f55\n hot: true,\/\/\u70ed\u6a21\u5757\u66f4\u6362\n historyApiFallback: true,\/\/\u4e0d\u8df3\u8f6c\n \/\/colors:true,\/\/2.4.1\u5df2\u7ecf\u653e\u5f03\u4e86\u8be5\u914d\u7f6e\uff0c\u5199\u4e86\u5c31\u62a5\u9519\n inline: true\/\/\u5b9e\u65f6\u5237\u65b0\n }\n ...\n }\n<\/pre>\n<p>\u8fd0\u884cdevServer<br \/>\n\u8fd9\u91cc\u5c31\u91cd\u70b9\u4e86\uff0c\u539f\u6587\u5e76\u6ca1\u6709\u544a\u8bc9\u6211\u4eec\u5982\u4f55\u5f00\u542f\u670d\u52a1\u5668\u3002\u4f7f\u7528\u547d\u4ee4\u884c\u5982\u4e0b\uff1a<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n webpack-dev-server --hot --inline\n<\/pre>\n<p>\u5982\u679c\u4f7f\u7528npm\u5f15\u5bfc\u52a0\u8f7d\u5219\u5148\u914d\u7f6e<code>package.json<\/code>\u5982\u4e0b\uff1a<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/package.json\n{\n...\n \"scripts\": {\n \"test\": \"echo \\\"Error: no test specified\\\" && exit 1\",\n \"start\": \"webpack\",\n \"dev\": \"webpack-dev-server --hot --inline\"\n },\n...\n}\n<\/pre>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n npm run dev\n<\/pre>\n<p>\u8fd0\u884cdev\u670d\u52a1\u5668\u540e\uff0c\u56e0\u4e3a\u5176\u9ed8\u8ba4\u8bd5\u75288080\u7aef\u53e3\uff0c\u6240\u4ee5\u65e0\u62a5\u9519\u5c31\u53ef\u4ee5\u8bbf\u95eehttp:\/\/localhost:8080<\/p>\n<h3>\u4f7f\u7528loaders<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u6253\u5305\u5fc5\u5907\u7684\u4e1c\u897f\uff0c\u8bfb\u53d6\u4e00\u79cd\u6587\u4ef6\u8fdb\u884c\u6253\u5305\uff0c\u9700\u8981\u5bf9\u5e94\u7684loaders\u3002\u6bd4\u5982\u8bfb\u53d6json\u6587\u4ef6\u9700\u8981json-loader \uff0c\u8bfb\u53d6vue\u9700\u8981 vue-loader\u3002<br \/>\n\u5b89\u88c5json-loader<\/p>\n<pre class=\"lang:default decode:true\">\n \/\/\u5b89\u88c5JSON\u7684loader\n npm install --save-dev json-loader\n<\/pre>\n<p>\u7531\u4e8e\u539f\u6587\u4e2d\u4f7f\u7528\u65e7\u7248webpack\uff0c\u6240\u4ee5loaders\u7684\u914d\u7f6e\u9879\u90fd\u662f\u6709\u95ee\u9898\u7684\uff0c\u53ef\u4ee5\u67e5\u9605<a href=\"https:\/\/webpack.js.org\/guides\/migrating\/#automatic-loader-module-name-extension-removed\">\u5b98\u65b9\u6587\u6863-loader-module-name-extension-removed<\/a><br \/>\n\u4e3b\u8981\u548c\u539f\u6587\u7684\u533a\u522b\u6709\uff1a<br \/>\n* module.loaders \u66f4\u6539\u4e3a module.rules<\/p>\n<p>\u6240\u4ee5webpack.config.js\u5e94\u8be5\u5982\u6b64\u914d\u7f6e\uff1a[\u624b\u672d5]<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/webpack.config.js\nmodule.exports = {\n...\nmodule:{\n rules:[\n { test:\/\\.json$\/,loader:'json-loader' }\n ]\n },\n...\n}\n<\/pre>\n<p>\u6b64\u65f6\u6211\u4eec\u6765\u8bd5\u7528\u4e00\u4e0b\u5427\u3002<br \/>\n\u5728 d\\devserver\\app \u521b\u5efaconfig.json\u6587\u4ef6\uff1a<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/config.json\n{\n \"info\":\"I'm JSON!!\"\n}\n<\/pre>\n<p>\u4fee\u6539 hello.js \uff1a<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/hello.js\nvar config = require('.\/config.json');\n\nmodule.exports = function() {\n var msg = document.createElement('div');\n msg.textContent = config.info;\n return msg;\n};\n<\/pre>\n<p>\u73b0\u5728\u9875\u9762\u5e94\u8be5\u66f4\u65b0\u4e3a <code>I'm JSON!!<\/code>\u4e86\u3002<br \/>\n\u4e00\u822cloaders\u7684\u4f7f\u7528\u65b9\u6cd5\u5c31\u662f\u9171\u7d2b\uff0c\u4f46\u662f\u6709\u4e9b\u6bd4\u8f83\u590d\u6742\u7684\u9700\u8981\u53e6\u5916\u5904\u7406\uff0c\u6bd4\u5982Babel\u3002<\/p>\n<h3>Babel<\/h3>\n<p>\u5b83\u5b9e\u9645\u4e0a\u662f\u597d\u51e0\u4e2a\u6a21\u5757\u5316\u7684\u5305\u7684\u96c6\u5408\uff0c\u5b83\u7684\u4f5c\u7528\u662f\u628aes6\u7b49\u672a\u88ab\u6d4f\u89c8\u5668\u5927\u89c4\u6a21\u652f\u6301\u7684js\u6807\u51c6\u8f6c\u6362\u6210es2015\u6807\u51c6\u3002babel-core\u662f\u8fd9\u4e9b\u5305\u7684\u6838\u5fc3\u6587\u4ef6\uff0c\u53ef\u4ee5\u6309\u9700\u52a0\u8f7d\u9700\u8981\u7684babel-loaders\u3002\u7528\u7684\u6700\u591a\u5e94\u8be5\u662f\u89e3\u6790ES6\u7684babel-preset-es2015\u5305\u8fd8\u6709\u89e3\u6790JSX\u7684babel-preset-react\u5305\u3002<br \/>\n\u4e00\u6b21\u6027\u5b89\u88c5\u6570\u4e2a\u4f9d\u8d56\u5305\uff1a<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n npm install -save-dev babel-core babel-loader babel-preset-es2015 babel-preset-react\n<\/pre>\n<p>\u4fee\u6539webpack.config.js:[\u624b\u672d5]<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/webpack.config.js\nmodule.exports = {\n ...\n module:{\n rules:[\n {\n test:\/\\.json$\/,\n loader:'json-loader'\n },\n {\n test:\/\\.js$\/,\n \/\/\u53ea\u80fd\u5339\u914d\u8fd9\u4e2a\u5730\u5740\u7684js\u6587\u4ef6\n include:[path.resolve(__dirname,\"app\")], \/\/__ dirname\u5168\u5c40\u53d8\u91cf\n loader:'babel-loader', \/\/-loader\u4e0d\u53ef\u4ee5\u7701\u7565\uff08webpack1\u662f\u53ef\u4ee5\u7684\uff09\n \/\/\u4e0d\u518d\u7528query\uff0c\u6539\u6210options\u4e86\n options: {\n presets: ['es2015','react']\n }\n }\n ]\n }\n ...\n}\n<\/pre>\n<p>babel\u7684\u914d\u7f6e\u53ef\u80fd\u4f1a\u5f88\u590d\u6742\uff0c\u6240\u4ee5\u63d0\u53d6\u51fa\u6765\u5355\u72ec\u914d\u7f6e\u53ef\u80fd\u4f1a\u66f4\u597d\uff0c\u6240\u4ee5\u8fd9\u91cc\u65b0\u5efa.babelrc\uff0cwebpack\u4f1a\u81ea\u52a8\u8bfb\u53d6\u914d\u7f6e\u5185\u5bb9\u3002<br \/>\n\u4fee\u6539webpack.config.js<\/p>\n<pre class=\"lang:js decode:true\">\nmodule.exports = {\n ...\n module:{\n rules:[\n {\n test:\/\\.json$\/,\n loader:'json-loader'\n },\n {\n test:\/\\.js$\/,\n \/\/\u53ea\u80fd\u5339\u914d\u8fd9\u4e2a\u5730\u5740\u7684js\u6587\u4ef6\n include:[path.resolve(__dirname,\"app\")], \/\/__ dirname\u5168\u5c40\u53d8\u91cf\n loader:'babel-loader', \/\/-loader\u4e0d\u53ef\u4ee5\u7701\u7565\uff08webpack1\u662f\u53ef\u4ee5\u7684\uff09\n }\n ]\n }\n ...\n}\n<\/pre>\n<p>\u65b0\u5efa\u6587\u4ef6.babelrc<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/.babelrc\n{\n \"presets\": [\"react\", \"es2015\"]\n}\n<\/pre>\n<h2>CSS<\/h2>\n<p>css-loader \u53ef\u4ee5\u4f7f\u4f60\u4f7f\u7528\u7c7b\u4f3c\u4e8e@import \u548c url(...)\u7684\u65b9\u6cd5\u6765\u5b9e\u73b0require()\u7684\u529f\u80fd\u3002<br \/>\nstyle-loader\u5c06\u6240\u6709\u6587\u4ef6\u6837\u5f0f\u8ba1\u7b97\u540e\u52a0\u5165\u9875\u9762\u3002<br \/>\n\u8fd9\u4e8c\u8005\u7ed3\u5408\u80fd\u628a\u6837\u5f0f\u8868\u5d4c\u5165webpack\u6253\u5305\u540e\u7684js\u6587\u4ef6\u4e2d(bundle.js)<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u5b89\u88c5\n npm install --save-dev style-loader css-loader\n<\/pre>\n<p>\u5728d:\\devserver\\app\u65b0\u5efacss\u6587\u4ef6:<\/p>\n<pre class=\"lang:css decode:true\">\n\/\/main.css\n html{color:red;}\n<\/pre>\n<p>\u5728main.js\u5f15\u5165css\u6587\u4ef6<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/main.js\nimport '.\/reset.css';\n\nvar hello = require('.\/hello.js');\ndocument.getElementById('root').appendChild(hello());\n<\/pre>\n<p>\u63a5\u4e0b\u6765\u5b57\u5e94\u8be5\u53d8\u7ea2\u8272\u4e86\u3002<\/p>\n<h2>\u624b\u672d<\/h2>\n<hr \/>\n<h3>1.\u4f7f\u7528webpack.config.js\u6765\u914d\u7f6ewebpack<\/h3>\n<pre><code>\/\/webpack.config.js\n\/\/\u6ce8\uff1a\u201c__dirname\u201d\u662fnode.js\u4e2d\u7684\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\uff0c\u5b83\u6307\u5411\u5f53\u524d\u6267\u884c\u811a\u672c\u6240\u5728\u7684\u76ee\u5f55\u3002\n\nmodule.exports = {\n entry: __dirname + \"\/app\/main.js\",\/\/\u5df2\u591a\u6b21\u63d0\u53ca\u7684\u552f\u4e00\u5165\u53e3\u6587\u4ef6\n output: {\n path: __dirname + \"\/public\",\/\/\u6253\u5305\u540e\u7684\u6587\u4ef6\u5b58\u653e\u7684\u5730\u65b9\n filename: \"bundle.js\"\/\/\u6253\u5305\u540e\u8f93\u51fa\u6587\u4ef6\u7684\u6587\u4ef6\u540d\n }\n}\n<\/code><\/pre>\n<h3>2.package.json\u8bbe\u7f6enpm\u547d\u4ee4<\/h3>\n<pre><code>{\n \"name\": \"webpack-sample-project\",\n \"version\": \"1.0.0\",\n \"description\": \"Sample webpack project\",\n \"scripts\": {\n \"start\": \"webpack\" ,\/\/\u914d\u7f6e\u7684\u5730\u65b9\u5c31\u662f\u8fd9\u91cc\u5566\uff0c\u76f8\u5f53\u4e8e\u628anpm\u7684start\u547d\u4ee4\u6307\u5411webpack\u547d\u4ee4\n \"build\": \"webpack\"\/\/npm\u7684start\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u811a\u672c\u540d\u79f0\uff0c\u5b83\u7684\u7279\u6b8a\u6027\u8868\u73b0\u5728\uff0c\u5728\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528npm start\u5c31\u53ef\u4ee5\u6267\u884c\u76f8\u5173\u547d\u4ee4\uff0c\u5982\u679c\u5bf9\u5e94\u7684\u6b64\u811a\u672c\u540d\u79f0\u4e0d\u662fstart\uff0c\u60f3\u8981\u5728\u547d\u4ee4\u884c\u4e2d\u8fd0\u884c\u65f6\uff0c\u9700\u8981\u8fd9\u6837\u7528npm run {script name}\u5982npm run build\n },\n \"author\": \"zhang\",\n \"license\": \"ISC\",\n \"devDependencies\": {\n \"webpack\": \"^1.12.9\"\n }\n}\n<\/code><\/pre>\n<h3>3.\u901a\u8fc7\u914d\u7f6edevtool\u6765\u751f\u6210source maps \u65b9\u4fbf\u8c03\u8bd5<\/h3>\n<table>\n<thead>\n<tr>\n<th>devtool \u9009\u9879<\/th>\n<th align=\"center\">\u914d\u7f6e\u7ed3\u679c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>source-map<\/td>\n<td align=\"center\">\u5728\u4e00\u4e2a\u5355\u72ec\u7684\u6587\u4ef6\u4e2d\u4ea7\u751f\u4e00\u4e2a\u5b8c\u6574\u4e14\u529f\u80fd\u5b8c\u5168\u7684\u6587\u4ef6\u3002\u8fd9\u4e2a\u6587\u4ef6\u5177\u6709\u6700\u597d\u7684source map\uff0c\u4f46\u662f\u5b83\u4f1a\u51cf\u6162\u6253\u5305\u6587\u4ef6\u7684\u6784\u5efa\u901f\u5ea6\uff1b<\/td>\n<\/tr>\n<tr>\n<td>cheap-module-source-map<\/td>\n<td align=\"center\">\u5728\u4e00\u4e2a\u5355\u72ec\u7684\u6587\u4ef6\u4e2d\u751f\u6210\u4e00\u4e2a\u4e0d\u5e26\u5217\u6620\u5c04\u7684map\uff0c\u4e0d\u5e26\u5217\u6620\u5c04\u63d0\u9ad8\u9879\u76ee\u6784\u5efa\u901f\u5ea6\uff0c\u4f46\u662f\u4e5f\u4f7f\u5f97\u6d4f\u89c8\u5668\u5f00\u53d1\u8005\u5de5\u5177\u53ea\u80fd\u5bf9\u5e94\u5230\u5177\u4f53\u7684\u884c\uff0c\u4e0d\u80fd\u5bf9\u5e94\u5230\u5177\u4f53\u7684\u5217\uff08\u7b26\u53f7\uff09\uff0c\u4f1a\u5bf9\u8c03\u8bd5\u9020\u6210\u4e0d\u4fbf\uff1b<\/td>\n<\/tr>\n<tr>\n<td>eval-source-map(\u5f00\u53d1\u9636\u6bb5\u5efa\u8bae)<\/td>\n<td align=\"center\">\u4f7f\u7528eval\u6253\u5305\u6e90\u6587\u4ef6\u6a21\u5757\uff0c\u5728\u540c\u4e00\u4e2a\u6587\u4ef6\u4e2d\u751f\u6210\u5e72\u51c0\u7684\u5b8c\u6574\u7684source map\u3002\u8fd9\u4e2a\u9009\u9879\u53ef\u4ee5\u5728\u4e0d\u5f71\u54cd\u6784\u5efa\u901f\u5ea6\u7684\u524d\u63d0\u4e0b\u751f\u6210\u5b8c\u6574\u7684sourcemap\uff0c\u4f46\u662f\u5bf9\u6253\u5305\u540e\u8f93\u51fa\u7684JS\u6587\u4ef6\u7684\u6267\u884c\u5177\u6709\u6027\u80fd\u548c\u5b89\u5168\u7684\u9690\u60a3\u3002\u4e0d\u8fc7\u5728\u5f00\u53d1\u9636\u6bb5\u8fd9\u662f\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u9009\u9879\uff0c\u4f46\u662f\u5728\u751f\u4ea7\u9636\u6bb5\u4e00\u5b9a\u4e0d\u8981\u7528\u8fd9\u4e2a\u9009\u9879\uff1b<\/td>\n<\/tr>\n<tr>\n<td>cheap-module-eval-source-map<\/td>\n<td align=\"center\">\u8fd9\u662f\u5728\u6253\u5305\u6587\u4ef6\u65f6\u6700\u5feb\u7684\u751f\u6210source map\u7684\u65b9\u6cd5\uff0c\u751f\u6210\u7684Source Map \u4f1a\u548c\u6253\u5305\u540e\u7684JavaScript\u6587\u4ef6\u540c\u884c\u663e\u793a\uff0c\u6ca1\u6709\u5217\u6620\u5c04\uff0c\u548ceval-source-map\u9009\u9879\u5177\u6709\u76f8\u4f3c\u7684\u7f3a\u70b9\uff1b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4.\u4f7f\u7528webpack\u6784\u5efa\u672c\u5730\u670d\u52a1\u5668<\/h3>\n<p>\u5b89\u88c5webpack-dev-server<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n npm install --save-dev webpack-dev-server\n<\/pre>\n<p>\u914d\u7f6e<br \/>\n\u7531\u4e8e\u539f\u6587\u4e2d\u4f7f\u7528\u65e7\u7248webpack\uff0c\u6240\u4ee5\u914d\u7f6e\u9879\u90fd\u662f\u6709\u95ee\u9898\u7684\uff0c\u6bd4\u5982colors\u65e9\u5c31\u4e0d\u5b58\u5728\u4e86\u3002<br \/>\n\u5176\u4ed6\u914d\u7f6e\u6682\u65f6\u6302\u8d77\u61d2\u5f97\u627e\u3002<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/webpack.config.js\nmodule.exports = {\n...\n devServer: {\n contentBase: \".\/public\",\/\/\u672c\u5730\u670d\u52a1\u5668\u6240\u52a0\u8f7d\u7684\u9875\u9762\u6240\u5728\u7684\u76ee\u5f55\n hot: true,\/\/\u70ed\u6a21\u5757\u66f4\u6362\n historyApiFallback: true,\/\/\u4e0d\u8df3\u8f6c\n \/\/colors:true,\/\/2.4.1\u5df2\u7ecf\u653e\u5f03\u4e86\u8be5\u914d\u7f6e\uff0c\u5199\u4e86\u5c31\u62a5\u9519\n inline: true\/\/\u5b9e\u65f6\u5237\u65b0\n }\n ...\n }\n<\/pre>\n<p>\u8fd0\u884cdevServer<br \/>\n\u8fd9\u91cc\u5c31\u91cd\u70b9\u4e86\uff0c\u539f\u6587\u5e76\u6ca1\u6709\u544a\u8bc9\u6211\u4eec\u5982\u4f55\u5f00\u542f\u670d\u52a1\u5668\u3002\u4f7f\u7528\u547d\u4ee4\u884c\u5982\u4e0b\uff1a<\/p>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n webpack-dev-server --hot --inline\n<\/pre>\n<p>\u5982\u679c\u4f7f\u7528npm\u5f15\u5bfc\u52a0\u8f7d\u5219\u5148\u914d\u7f6e<code>package.json<\/code>\u5982\u4e0b\uff1a<\/p>\n<pre class=\"lang:js decode:true\">\n\/\/package.json\n{\n...\n \"scripts\": {\n \"test\": \"echo \\\"Error: no test specified\\\" && exit 1\",\n \"start\": \"webpack\",\n \"dev\": \"webpack-dev-server --hot --inline\"\n },\n...\n}\n<\/pre>\n<pre class=\"lang:default decode:true\">\n\/\/\u547d\u4ee4\u884c\u6267\u884c\n npm run dev\n<\/pre>\n<h3>5.loaders \u914d\u7f6e<\/h3>\n<p>\u8be6\u7ec6\u8bf7\u70b9\u51fb<a href=\"https:\/\/doc.webpack-china.org\/configuration\/#options\">\u53c2\u8003\u6587\u6863<\/a>\u3002<br \/>\n\u4e00\u822c\u60c5\u51b5\u4e0bloaders\u914d\u7f6e\u53ea\u9700\u8981\u5199<code>test:\u540d\u5b57\u6b63\u5219\u5339\u914d,loader:\"\u52a0\u8f7d\u5668\u540d\u79f0\"<\/code><\/p>\n<pre class=\"lang:js decode:true\">\nconst path = require('path');\nmodule.exports={\n ...\n module: {\n \/\/ \u5173\u4e8e\u6a21\u5757\u914d\u7f6e\n\n rules: [\n \/\/ \u6a21\u5757\u89c4\u5219\uff08\u914d\u7f6e\u52a0\u8f7d\u5668\u3001\u89e3\u6790\u5668\u7b49\u9009\u9879\uff09\n {\n test:\/\\.json$\/,\n loader:'json-loader',\n include: [\n path.resolve(__dirname, \"app\") \/\/__ dirname\u5168\u5c40\u53d8\u91cf\n ],\n exclude: [\n path.resolve(__dirname, \"app\/demo-files\") \/\/__ dirname\u5168\u5c40\u53d8\u91cf\n ],\n \/\/ \u8fd9\u91cc\u662f\u5339\u914d\u6761\u4ef6\uff0c\u6bcf\u4e2a\u9009\u9879\u90fd\u63a5\u6536\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u6216\u5b57\u7b26\u4e32\n \/\/ test \u548c include \u5177\u6709\u76f8\u540c\u7684\u4f5c\u7528\uff0c\u90fd\u662f\u5fc5\u987b\u5339\u914d\u9009\u9879\n \/\/ exclude \u662f\u5fc5\u4e0d\u5339\u914d\u9009\u9879\uff08\u4f18\u5148\u4e8e test \u548c include\uff09\n \/\/ \u6700\u4f73\u5b9e\u8df5\uff1a\n \/\/ - \u53ea\u5728 test \u548c \u6587\u4ef6\u540d\u5339\u914d \u4e2d\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\n \/\/ - \u5728 include \u548c exclude \u4e2d\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u6570\u7ec4\n \/\/ - \u5c3d\u91cf\u907f\u514d exclude\uff0c\u66f4\u503e\u5411\u4e8e\u4f7f\u7528 include\n\n issuer: { test, include, exclude },\n \/\/ issuer \u6761\u4ef6\uff08\u5bfc\u5165\u6e90\uff09\n\n enforce: \"pre\",\n enforce: \"post\",\n \/\/ \u6807\u8bc6\u5e94\u7528\u8fd9\u4e9b\u89c4\u5219\uff0c\u5373\u4f7f\u89c4\u5219\u8986\u76d6\uff08\u9ad8\u7ea7\u9009\u9879\uff09\n\n loader: \"babel-loader\",\n \/\/\u53ef\u4ee5\u4f7f\u7528!\u6765\u4f7f\u7528\u5176\u4e2d\u4e00\u4e2a\u52a0\u8f7d\u6bd4\u5982\uff1a'style-loader!css-loader'\n \/\/ \u5e94\u8be5\u5e94\u7528\u7684 loader\uff0c\u5b83\u76f8\u5bf9\u4e0a\u4e0b\u6587\u89e3\u6790\n \/\/ \u4e3a\u4e86\u66f4\u6e05\u6670\uff0c`-loader` \u540e\u7f00\u5728 webpack 2 \u4e2d\u4e0d\u518d\u662f\u53ef\u9009\u7684\n \/\/ \u67e5\u770b webpack 1 \u5347\u7ea7\u6307\u5357\u3002\n\n options: {\n presets: [\"es2015\"]\n },\n },\n {\n test: \"\\.html$\",\n\n use: [\n \/\/ \u5e94\u7528\u591a\u4e2a loader \u548c\u9009\u9879\n \"htmllint-loader\",\n {\n loader: \"html-loader\",\n options: {\n ...\n }\n }\n ]\n }\n\n ]\n }\n ...\n}\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>webpack2.4.1\u8bb0\u5f55\u7b14\u8bb0 \u524d\u8a00 \u672c\u6765\u8ddf\u7740\u6559\u7a0b\u597d\u597d\u7684\uff0c\u8d70\u7740\u8d70\u7740\u53d1\u73b0\u4e0d\u5bf9\u52b2\uff0cnpm\u6267\u884c\u7a0b\u5e8f\u4e00\u7247\u901a\u7ea2\u3002\u731b\u7136\u9192 … <a href=\"https:\/\/loveuhouse.cn\/wordpress\/?p=634\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">webpack \u521d\u63a2<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[25],"tags":[],"_links":{"self":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/634"}],"collection":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=634"}],"version-history":[{"count":2,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/634\/revisions"}],"predecessor-version":[{"id":636,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/634\/revisions\/636"}],"wp:attachment":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=634"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=634"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=634"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}