Readonly
[toThe name of the store.
Readonly
sizeStatic
Readonly
[species]Executes a provided function once per each key/value pair in the Map, in insertion order.
Optional
thisArg: anyReturns a specified element from the Map object. If the value that is associated to the provided key is an object, then you will get a reference to that object and any change made to that object will effectively modify it inside the Map.
Returns the element associated with the specified key. If no element is associated with the specified key, undefined is returned.
Begins a new transaction.
Static
group
A simple in-memory store