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Angular 21 Tutorial: Build Reactive Forms with Validation

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Dec 21, 2025
15:52

Learn how to create reactive forms in Angular 21 with full form validation. In this detailed tutorial, we cover: Creating a Reactive Form component Defining form controls with FormGroup and FormControl Adding validation rules like required and minlength in the component class Binding form controls to the HTML template using formControlName Displaying dynamic validation messages with Angular 21’s @if control flow Disabling the submit button until all required fields are valid This video is perfect for developers who want to master reactive forms in Angular 21 and understand the difference from template-driven forms. Make sure to subscribe to our channel for more Angular tutorials and updates on template forms, reactive forms, and signal forms. HTML Form prompt used in this video: Name Role Department Salary Create a simple Bootstrap-based HTML form Do not include body tag use appropriate input fields, textbox, dropdown and radio. If you want to learn template-driven forms, check out the template form video here: https://www.youtube.com/watch?v=sdOemL0GFTk Check out our Angular 21 series for more tutorials: Angular 21 Playlist : https://youtube.com/playlist?list=PLFb6Ksc_8i0BsvjSwrOeKFE2f0iUTzewp&si=S3rSBLnSjOTsCJFw

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Angular 21 Tutorial: Build Reactive Forms with Validation | NatokHD