Storage class

Class that provides methods to manage the JavaScript Storage object. It is used by LocalStorage and SessionStorage.



Storage(InAppWebViewController controller, WebStorageType webStorageType)


hashCode int
The hash code for this object.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
webStorageType WebStorageType
The web storage type: window.sessionStorage or window.localStorage.
getter/setter pair


clear() Future<void>
Clears all keys stored in a given Storage object.
getItem({required String key}) Future
When passed a key name, will return that key's value, or null if the key does not exist, in the given Storage object.
getItems() Future<List<WebStorageItem>>
Returns the list of all items from the given Storage object.
key({required int index}) Future<String>
When passed a number index, returns the name of the nth key in a given Storage object. The order of keys is user-agent defined, so you should not rely on it.
length() Future<int?>
Returns an integer representing the number of data items stored in the Storage object.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
removeItem({required String key}) Future<void>
When passed a key name, will remove that key from the given Storage object if it exists.
setItem({required String key, required dynamic value}) Future<void>
When passed a key name and value, will add that key to the storage, or update that key's value if it already exists.
toString() String
A string representation of this object.


operator ==(Object other) bool
The equality operator.