If we have UI components, that are using inputs, we normally want to hook it into the form handling so we can do form validation and show error messages. This post will show you how to use ControlValueAccessor to integrate your UI components into the form validation and how to control the error state in an Angular …
One of the biggest strengths of Angular is its’ forms library for handling forms logic. Even though Angular has some built-in form validators as required, it sometimes is necessary to create your own form validators. Template driven and reactive forms In Angular, there are two form modules: template driven and reactive. The template-driven allows you …
Angular custom validators + trick for flexible custom validator Read More »