Custom Validation
Must be even.
Must be odd.
Must be greater than {{ element.min }}.
Must be less than {{ element.max }}.
Multiple Validators
Must contain at least 1 number.
Password needs from 8 - 20 characters.
Need at least one special character (!, @, #, $, %).
Angular Validators
Only hex color characters.
Manual Validators
{{
control.errors['consonants']
}}