Deletes the value stored for the given key.
If there was a value to delete.
Key to delete.
An iterable of entries in the storage.
Returns the value stored for the given identifier.
undefined
if no value is stored.
Checks if there is a value stored for the given key.
Sets the value for the given key.
The storage.
Key to set/update.
Value to store.
A simple storage solution that can be used for internal values that need to be stored.