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fpdart package
documentation
fpdart.dart
Some<T>
isNone method
isNone method
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isNone
method
@
override
bool
isNone
(
)
override
Return
true
when value is
None
.
Implementation
@override bool isNone() => false;
fpdart package
documentation
fpdart
Some<T>
isNone method
Some class