Above
Makes sure the value provided by the end user is above the expected value. This method will wrap both the values
#Directive Code Snippet
<!DOCTYPE html>
<html lang="en">
...
<form (ngSubmit)="onSubmit(form)" #form="ngForm">
<input [above]="<number>" type="text" name="<name>" [(ngModel)]="<name>" #<name>="ngModel">
</form>
...
</html>
#Chain Rule Code Snippet
<!DOCTYPE html>
<html lang="en">
...
<form (ngSubmit)="onSubmit(form)" #form="ngForm">
<input [Rule]="above" type="text" name="<name>" [(ngModel)]="<name>" #<name>="ngModel">
</form>
...
</html>