Angular and Signals — Everything You Need To Know

Angular 16 is Coming and Here’s What You Need To Know About The New Feature

Aphinya Dechalert
9 min readApr 18, 2023

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Everyone is getting obsessed over signals. Coming soon in Angular 16, signals are the new way to do reactive state management. But what does it really mean? How does it work? And why does it matter?

Let’s dive in.

What is Reactive State Management?

Reactive state management is a way of keeping track of what’s happening in an application and making sure everything stays up-to-date. Think of it like a big whiteboard where you write down all the important information about your application. Whenever something changes, like a user clicking a button or new data coming in, you update the whiteboard to reflect the new information.

The “reactive” part comes in because the application is constantly reacting to changes and updating the whiteboard accordingly.

Using reactive state management can help make applications more responsive and easier to use, because the application is always keeping track of what’s happening and updating itself accordingly. It can also help make development easier and more organized because all the important information about the application is stored in one place.

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Aphinya Dechalert

Where Development Meets Storytelling: Tech Writer, Editor & Dev Advocate. Translating Complexity into Clarity. DM me. linkedin.com/in/dechalert