Implement Shared Custom Validator Directive In Angular

In this post, we are going to see how to create a custom validator directive in Angular 5. We have already seen how to do validation in our previous posts, and we have not done any validations for comparing the password and confirming the password, remember? Here we are going to see that. At the end of this article, you will get to know how to create a new shared directive according to our requirements.

source https://www.c-sharpcorner.com/article/implement-shared-custom-validator-directive-in-angular/