html - 在 Angular 4 应用程序中，所有供应商 CSS 都呈现为 html 顶部的样式标签

Question

在我的 Angular 4 元素中，我包含了 Bootstrap、Fontawesome 和一些我自己的 CSS，但所有内容都在我的 index.html 顶部呈现为标签。我希望它们都最小化并作为一个捆绑 CSS 包含在文件中，请参阅所附图片以获得更多说明

{
  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
  "project": {
    "name": "test"
  },
  "apps": [
    {
      "root": "src",
      "outDir": "dist",
      "assets": [
        "assets",
        "favicon.ico"
      ],
      "index": "index.html",
      "main": "main.ts",
      "polyfills": "polyfills.ts",
      "test": "test.ts",
      "tsconfig": "tsconfig.app.json",
      "testTsconfig": "tsconfig.spec.json",
      "prefix": "app",
      "styles": [
        "styles.css",
      "../node_modules/bootstrap/dist/css/bootstrap.css",
        "../node_modules/font-awesome/css/font-awesome.min.css",
        "../node_modules/primeng/resources/primeng.min.css",
    "../node_modules/primeng/resources/themes/omega/theme.css"
         ],
      "scripts": ["../node_modules/bootstrap/dist/js/bootstrap.min.js"],
      "environmentSource": "environments/environment.ts",
      "environments": {
        "dev": "environments/environment.ts",
        "prod": "environments/environment.prod.ts"
      }
    }
  ],
  "e2e": {
    "protractor": {
      "config": "./protractor.conf.js"
    }
  },
  "lint": [
    {
      "project": "src/tsconfig.app.json",
      "exclude": "**/node_modules/**"
    },
    {
      "project": "src/tsconfig.spec.json",
      "exclude": "**/node_modules/**"
    },
    {
      "project": "e2e/tsconfig.e2e.json",
      "exclude": "**/node_modules/**"
    }
  ],
  "test": {
    "karma": {
      "config": "./karma.conf.js"
    }
  },
  "defaults": {
    "styleExt": "css",
    "component": {}
  }
}

Answer 1

CSS 供应商被添加为 javascript 包文件的样式元素。

您需要使用 --extract-css 选项编译您的应用程序，这将创建单个 .css 文件