Angular CLI check version and update

How to check Angular CLI version and how to update it.

In this article, we’re going to see how can we check Angular CLI version and how can we update it using angular cli.

Angular Versioning

Angular version numbers have three parts: major.minor.patch. For example, version 7.2.11 indicates major version 7, minor version 2, and patch level 11.

Major releases contain significant new features, some but minimal developer assistance is expected during the update.

Minor releases contain new smaller features.

Patch releases are low risk, bug fix releases.

Angular Release Frequency

In general, you can expect the following release cycle:

  • A major release every 6 months
  • 1-3 minor releases for each major release
  • A patch release and pre-release (next or rc) build almost every week

Checking Angular CLI version

You can use any one of the following command to check the Angular CLI version.

  1. ng –version
  2. ng v

If you’ll enter one of this command in command prompt. The following output will be displayed.

It’ll also show the version of other angular packages, rxjs and typescript.

Check Angular CLI version
Check Angular CLI version

If you’ll see in the above output, you can see that we’ve Angular CLI: 7.1.3

Now at the time of writing this article, that latest angular version(stable) is Angular 9.1.11

Now we’ll see how can we update Angular CLI version

Updating Angular CLI version to Angular 9

To update your angular version, there’s a Guide Angular Update Guide. You can follow the steps described over there and you can easily update to any version of angular from any version.

Now my goal is to update my angular version from 7.1.3 to latest 9.1.11.

Now I’ll go to Angular Update Guide website and will enter required information as following:

Angular update guide
Angular Update Guide

If you’ll click on the Show me how to update button, it’ll show the steps to update to angular 9.

Now follow the steps described there and your project will be updated to angular 9.

Updating Angular CLI version Globally

To update the angular CLI globally, you’ll need to uninstall existing angular cli package and then npm cache verify and the install the latest angular CLI as follows:

npm uninstall -g angular-cli npm cache verify npm install -g @angular/cli@latest

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