Signal Inputs

Angular Effects Gone Wrong? Here’s an Example… Includes a Fix!

November 01, 2024

Effects in Angular are pretty new but have definitely stirred up some controversy in their short time as part of the framework. Basically as far as I understand it, the main goal with the effect function is to handle things related to signals, that you really have no way to do otherwise. And as the Angular docs point out, “effects are rarely needed in most application code”. But there are some totally valid use cases.

Angular Angular Components Angular Effects

The @Input Decorator is Out… So Is ngOnChanges. Now What?

October 25, 2024

Hey there, Angular folks, and welcome back! If you're still using @Input decorators and ngOnChanges() for managing states, this tutorial is for you! We’ll take two simple forms that are enabled and disabled programmatically based on an @Input and refactor them to use Angular’s latest signal-based approach.

Angular Angular Components Angular Signals

Signal-Based Inputs and the Output Function

March 24, 2024

In newer versions of Angular, a pretty significant change is coming with Signals. If you work with Angular and haven’t heard about them yet, you’re in the right place. In this post you’ll learn what they are, at a high level, and you’ll learn how to use the new signal-based inputs along with the new output function in components. We’re going to take a look at an example using the existing @Input and @Output decorators and we’ll convert it over to signals and the output function. I’ve been using signals a lot lately and I can assure you, It’s a change. Definitely a different way of thinking. Alright, let’s get to it!