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persistence package
documentation
persistence.dart
VolatilePersistence
containsKey method
containsKey method
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containsKey
method
@
override
Future
<
bool
>
containsKey
(
String
key
)
override
Implementation
@override Future<bool> containsKey(String key) async => _data.containsKey(key);
persistence package
documentation
persistence
VolatilePersistence
containsKey method
VolatilePersistence class