NeitherPresent<A, B, R> class

Inheritance

Constructors

NeitherPresent(R mapper(Optional<A> first, Optional<B> second))
const

Properties

hashCode int
The hash code for this object.
no setterinherited
mapper → R Function(Optional<A> first, Optional<B> second)
finalinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

call(Optional<A> a, Optional<B> b) Optional<R>
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() String
A string representation of this object.
inherited

Operators

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