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persistence package
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persistence.dart
VolatilePersistence
getDouble method
getDouble method
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getDouble
method
@
override
Future
<
double
?
>
getDouble
(
String
key
)
override
Implementation
@override Future<double?> getDouble(String key) async => _data[key];
persistence package
documentation
persistence
VolatilePersistence
getDouble method
VolatilePersistence class