Angular 21 Tutorial: Build Reactive Forms with Validation
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.
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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:
• Angular 21 Tutorial: Create Template-Drive...
Check out our Angular 21 series for more tutorials: Angular 21 Playlist :
• Angular 21