Here’s a cheat sheet that will help you find the commands you need for most of the things that you would want to do with the Angular CLI. For a brief introduction to the Angular CLI you can explore this tutorial.
See which version of the CLI you’re using:
- ng --version
- npm uninstall -g @angular/cli cache clean
- npm install -g @angular/cli@latest
Get general help:
- ng help
Or get help for a specific command:
- ng help generate
Generate a new project:
- ng new my-app
And here are a few flags you can use:
--dry-run: See which files would be created, but don’t actually do anything.
--verbose: Be more chatty.
npm install, useful when offline or with slow internet.
--skip-tests: Don’t create spec files.
--skip-git: Don’t initialize a git repo.
--source-dir: Name of the source directory
--routing: Add routing to the app.
--prefix: Specify the prefix to use for components selectors.
--style: Defaults to
css, but can be set to
--inline-style: Use inline styles for components instead of separate files.
--inline-template: Use inline templates for components instead of separate files.
Here’s an example with a few flags:
- ng new my-app --prefix yo --style scss --skip-tests --verbose
Generate a component:
- ng g c unicorn-component
Generate a service:
- ng g s everything-service
Generate a pipe:
- ng g pipe my-pipe
Generate a directive:
- ng g directive my-directive
Generate an enum:
- ng g enum some-enum
Generate a module:
- ng g module fancy-module
Generate a class:
- ng g cl my-class
Generate an interface:
- ng g interface my-interface
Generate a route guard:
- ng g guard my-guard
--verbose flags can be used with any generate command.
Serve your project
- ng s
Serve and open in your default browser automatically:
- ng s -o
Serve to a different port:
- ng s --port 5555
- ng test
And some flags you can use with the
--watch: Retest when some files change.
--code-coverage: Add a coverage report.
--progress: Show the progress while running the tests.
--browsers: Specify which browsers to use.
--colors: Use colors in the output or not.
Run the linter:
- ng lint
A few flags for the linter:
--fix: Apply fixes for linting errors.
--force: Force success even when linting fails.
Build your app with the
- ng build
And here are some flags that you can use with build:
--target: Specify the target for the build (e.g.:
--aot: Use ahead of time compilation.
--base-href: Specify the base href to use.
--deploy-url: Specify the deployment url.
--watch: Rebuild every time a file changes.
The Angular CLI doesn’t do it for your project anymore? Just eject, and you’ll have the full Webpack config available to tweak to your heart’s desire:
- ng eject
These are some of the most common commands for the Angular CLI. For a brief introduction to the Angular CLI, you can explore this tutorial.
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