StringControlExtension extension Null safety

This is an extension on AbstractControl<String>.

Brings to AbstractControl<String> methods like isNullOrEmpty and isNotNullOrEmpty.

on

Properties

isNotNullOrEmpty bool
Returns true if the value of the control is not null and is not an empty white spaces string, otherwise returns false.
read-only
isNullOrEmpty bool
Returns true if the value of the control is null or an empty white spaces string, otherwise returns false.
read-only