Angular 19 Tutorial #55: (part2) useValue, useClass, useExisting & useFactory Explained Practically
Unlock the power of Dependency Injection (DI) in Angular 19! In this video, we dive deep into four essential DI techniques: useValue, useClass, useExisting, and useFactory. Learn how to configure each technique with practical examples and understand their real-world use cases. Whether you're a beginner or an experienced developer, this video will help you master DI configuration in Angular 19.
🚀 What You’ll Learn:
How to use useValue for injecting constant values.
How to use useClass for creating new instances.
How to use useExisting for reusing existing instances.
How to use useFactory to generate services dynamically.
Step-by-step explanation with a complete example.
💻 Code Examples Included!
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Let me know if you need a catchy intro or script as well! 😊
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