Angular's new linkedSignal() explained
Angular 19 introduces the linkedSignal function—a new way to streamline reactive updates in your Angular apps by creating writable signals that auto-update based on other signal changes. Say goodbye to effect function pitfalls and experience a more efficient, signal-driven approach!
If you've ever been confused about when to use signal effects or computed signals, linkedSignal is going to help you.
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🔗 Demo Links:
Before (https://stackblitz.com/edit/stackblit...)
After (https://stackblitz.com/edit/stackblit...)
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📚 Additional Resources:
linkedSignal documentation (https://angular.dev/guide/signals/que...)
Signal inputs documentation (https://angular.dev/guide/signals/inputs)
Computed signals documentation (https://angular.dev/guide/signals#com...)
The effect function documentation (https://angular.dev/guide/signals#eff...)
The ngModel directive documentation (https://angular.dev/api/forms/NgModel)
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📖 Chapters:
0:00 – Introduction
0:46 – Getting to Know the Existing Demo Application
3:35 – Signal Effects and Computed Signals Fall Short
4:39 – Creating an Auto-Updating Writable Signal with Angular’s New Linked Signal Primitive
6:07 – Auto-Resetting Quantity Signal When Switching Images with Linked Signal
8:16 – Conclusion
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#angular #angulartutorial #angulartraining
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