Customcontrol validating user input in

This post has been updated from an excerpt chapter from my new EBook Angular Form Essentials Custom form controls/inputs are a typical pattern in complex Angular applications.

It’s common to want to encapsulate HTML, CSS, and accessibility in an input component to make it easier to use in forms throughout the application.

Before diving into how to build the switch component let’s take a look at what it looks like when using it in our Angular application.

Let’s take a quick look at how a Reactive Form would look with our custom works seamlessly with the Reactive Forms/Form Builder API just like any other text input.

The switch component mostly mimics the behavior of a checkbox. In this component, we use a native checkbox and some HTML and CSS to create the switch effect.

Windows Presentation Foundation allows the developers to create attractive Windows applications by provided styles, graphics etc.This article has been updated to the latest version of Angular 8 and tested with Angular 7.The content is likely be applicable for older Angular 2 or other previous versions.Ng Model allows us to bind to an input with a two-way data binding syntax similar to Angular 1.x.We can use this same syntax when using a custom form control.

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