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