NotEmptyValidator class Null safety

Not empty validator.

Inheritance

Constructors

NotEmptyValidator()

Properties

hashCode → int
The hash code for this object.
read-onlyinherited
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited
validate(String? value) → bool
Returns true if valid.
override

Operators

operator ==(Object other) → bool
The equality operator.
inherited