optionalValidatedCharProperty
fun optionalValidatedCharProperty(initialValue: Char?, validation: (ValidatedProperty<Char?>, Char?, Char?) -> Char?): PropertyDelegate<Char?, OptionalCharProperty>
A Kotlin delegate to create an OptionalValidatedCharProperty. Typical usage :
val fooProperty by optionalValidatedCharProperty( initialValue ) { value -> ... }
var foo by fooPropertyContent copied to clipboard