安裝 Angular CLI
（提前安裝node.js環境）
1.)npm install -g @angular/cli


2.)ng version 命令來驗證是否安裝成功


開始建立專案
cd 到一個資料夾執行下面命令
3.)ng new my-app


是否願意和谷歌團隊共享資料：N
Would you like to share anonymous usage data with the Angular Team at Google under
Google’s Privacy Policy at https://policies.google.com/privacy? For more details and
 

how to change this setting, see http://angular.io/analytics. (y/N)

是否開啟嚴格模式：N
? Do you want to enforce stricter type checking and stricter bundle budgets in the workspace?
  This setting helps improve maintainability and catch bugs ahead of time.
  For more information, see https://angular.io/strict (y/N)
 



是否預設配置路由：N
? Would you like to add Angular routing? (y/N)


是否css配置前處理器：N
? Which stylesheet format would you like to use? (Use arrow keys)
> CSS
  SCSS   [ https://sass-lang.com/documentation/syntax#scss                ]
  Sass   [ https://sass-lang.com/documentation/syntax#the-indented-syntax ]
  Less   [ http://
 
lesscss.org                                             ]
  Stylus [ https://stylus-lang.com                                        ]


cd 當前建立的專案 
4.)cd my-app

啟動專案
5.)ng serve --open


完成