containsKey method
Checks whether a key exists in secure storage.
Parameters:
key: The key to check for existence.options: A map of platform-specific options for the operation.
Returns:
- A Future that resolves to
trueif the key exists, orfalseotherwise.
Implementation
@override
Future<bool> containsKey({
required String key,
required Map<String, String> options,
}) async => data.containsKey(key);