当从angular文档下载项目并运行ng serve -o项目定义时找不到

Question

I am using Angular CLI: 8.1.2 and want to start learning it from Angular IO Tutorial and when i download the code and doing ng serve -o

It shows the error:

The serve command requires to be run in an Angular project, but a project definition could not be found.

I've tried to update it but is not working because I am using the newer angular cli.

Angular File Project Project That I Have been downloaded from https://angular.io/start#getting-started-with-angular-your-first-app :

!File Project ( https://drive.google.com/file/d/1h_ompEiWsNJ8O5n-xVf2y8Ap2e0GVlNi/view?usp=sharing )

My Angular CLI Version:

!Angular CLI ( https://drive.google.com/file/d/18a-4yMrRFMcIv1cTHvZUf6RW79egOUVY/view?usp=sharing )

I expected chrome browser pop up and showing my web app.

Answer 1

对于所有新的angular 8学习者，此问题的答案是将ng new复制到您的stackblitz中

Answer 2

You need to go to the folder in question.

So eg if you created your app like this:

ng new my-first-app

Now you need to first:

cd my-first-app

Then you can run

ng serve

Or

npm start

It will work.

Answer 3

Your answer may be here. https://www.djamware.com/post/5bca67d780aca7466989441f/angular-7-tutorial-building-crud-web-application

npm install -g @angular/cli ng new angular-new cd angular-new ng serve

If any problem try this. npm install -g @angular/cli@latest and check your npm -v and node -v