N Levels Nested Form Array with Reactive form validation

This project was generated with Angular CLI version 10.1.2.

PROBLEM STATEMENT

Create a form with N number of sub-forms, each with N number of listed items, and submit the entire form at once, with specific validation in each form/form array.

USE CASE

Let’s Say, you had to create a gateway for Family Information that included basic information as well as various Address Details, Income Details, Expense Details, Education Details, Sickness Details, and so on. Furthermore, each family has several family members, and each family member has various education, spending, and income statistics. All forms contain N details and distinct fields, as well as dynamic validation when data is entered.

Development server

Run ng serve for a dev server. Navigate to http://localhost:4200/. The app will automatically reload if you change any of the source files.

Code scaffolding

Run ng generate component component-name to generate a new component. You can also use ng generate directive|pipe|service|class|guard|interface|enum|module.

Build

Run ng build to build the project. The build artifacts will be stored in the dist/ directory. Use the --prod flag for a production build.

Running unit tests

Run ng test to execute the unit tests via Karma.

Running end-to-end tests

Run ng e2e to execute the end-to-end tests via Protractor.

Further help

To get more help on the Angular CLI use ng help or go check out the Angular CLI README.