Adds a key value pair to the map. If the key already exists, only its index will be returned

Gets whether the specified key exists in the map

Determines whether the specified Object is equal to the current Object.

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.

Serves as a hash function for a particular type.

Gets the Type of the current instance.

Creates a shallow copy of the current Object.

Returns a string that represents the current object.