: You must enable Cross-Origin Resource Sharing (CORS) in CodeIgniter (often via Filters) to allow your Angular app (usually on port 4200) to access the API (usually on port 8080).
: Subscribe to these service methods within your components to render data in your templates using directives like *ngFor . Key Considerations
: Roy Tutorials provides a detailed walkthrough for building a CodeIgniter 4 REST API with a MySQL database and an Angular 10+ frontend, including specific component generation for each CRUD operation.