getKeys static method
Returns all keys in the persistent storage.
Implementation
static Set<String> getKeys() {
assert(_initCalled,
'Prefs.init() must be called first in an initState() preferably!');
assert(_prefsInstance != null,
'Maybe call Prefs.getKeysF() instead. SharedPreferences not ready yet!');
return _prefsInstance?.getKeys() ?? {};
}