Method top add a Group object into the container.

Clears all item from the container.

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

Method to check whether a group exists in the container.

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

Method to retrieve a Group item from the container.

Enumerator for groups class.

Serves as a hash function for a particular type.

Gets the Type of the current instance.

Creates a shallow copy of the current Object.

Method to remove a group from the container based on its id.

Returns a string that represents the current object.