isNullOrEmpty static method
Returns true if control
is null or empty white spaces,
otherwise return false.
Implementation
static bool isNullOrEmpty(AbstractControl<String> control) =>
isNull(control) || control.value!.trim().isEmpty;
Returns true if control
is null or empty white spaces,
otherwise return false.
static bool isNullOrEmpty(AbstractControl<String> control) =>
isNull(control) || control.value!.trim().isEmpty;