Angular ng serve host

Hey Dev! If you’re reading this, chances are you’ve been working with Angular and have come across the ng serve host command. In this article, we’ll explore the ng serve host command in detail and understand how it can help you in developing and testing Angular applications. Let’s dive in!

What is ng serve host?

Angular applications require a server to run on, which can be achieved through different approaches such as using a Docker container, deploying on a cloud service, or using Angular’s built-in development server that comes with the “ng serve” command. The “ng serve” command starts a development server on your local machine, but you can also specify the host and port to use with the “ng serve –host” command.

When you run “ng serve –host=hostname“, you’re telling Angular CLI to start the server at a particular hostname instead of the default “localhost”.

Benefits of specifying a hostname

There are several benefits to specifying a hostname when running your Angular application, including:

Benefits
Description
Multi-device testing
By specifying a hostname, you can access your Angular application from any device on the same network, which can be helpful for testing on different devices.
External API access
If your Angular application interacts with external APIs, specifying a hostname can help you avoid CORS errors that can occur when using “localhost”.
Custom domains
If you’re developing an application that will be deployed on a custom domain, specifying a hostname can help you simulate the production environment better.

How to use ng serve host

Using the “ng serve –host” command is straightforward. Just open up your command prompt or terminal and navigate to your Angular project directory. Then, run the following command:

ng serve --host=<hostname>

Replace <hostname> with your desired hostname. You can use an IP address such as “192.168.0.10” or a domain name such as “example.com”.

Example

Let’s suppose you want to start the Angular development server on your local network so that you can test your application on different devices in your house. You can use your local IP address as the hostname:

ng serve --host=192.168.0.10

This will start the Angular development server on your local IP address, which will allow you to access the application from any device connected to the same network.

Frequently Asked Questions

What is the default hostname for ng serve?

The default hostname for “ng serve” is “localhost”.

Can I run ng serve on a different port?

Yes, you can use the “–port” option to specify a different port. For example:

ng serve --port=8080

How do I stop ng serve?

Simply press “Ctrl + C” in your terminal or command prompt.

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Can I use ng serve host with SSL?

Yes, you can use the “–ssl” and “–ssl-cert” options to enable SSL. For example:

ng serve --host=example.com --ssl=true --ssl-cert=path/to/cert.pem

Can I use a wildcard hostname with ng serve host?

Yes, you can use a wildcard hostname such as “*.example.com”. However, keep in mind that wildcard certificates can be tricky to set up and may not work on all devices.

Conclusion

That’s all about ng serve host. By using this command, you can easily test your Angular application on multiple devices and customize the hostname to suit your needs. We hope you found this article helpful. Happy coding, Dev!