在angular 中怎样使用 bootstrap

1，$ npm install --save bootstrap

{
  "$schema": "./node_modules/@angular/cli/lib/config/schema.json","project": {
    "name": "bootstrap-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": [
        "../node_modules/bootstrap/dist/css/bootstrap.min.css","styles.css"
      ],"scripts": [],"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"
    },{
      "project": "src/tsconfig.spec.json"
    },{
      "project": "e2e/tsconfig.e2e.json"
    }
  ],"test": {
    "karma": {
      "config": "./karma.conf.js"
    }
  },"defaults": {
    "styleExt": "css","component": {}
  }

}

转自：http://www.ngui.cc/news/show-149.html