BatchAdd is a method by which can add numbers of instances into a group.

BatchDelete is a method by which can delete numbers of instances from a group.

Delete is a method by which can be able to delete an instance from a group.

List is a method by which can be able to access the list function that can getinstances of a group.

BatchOpts is a struct which represents parameters of batch operations.

BatchResult is a struct which contains the result of batch operations.

DeleteResult is a struct which contains the result of deletion instance.

Instance is a struct which represents all the infromation of a instance.

InstancePage is a struct which can do the page function.

BatchOptsBuilder is an interface which can build the query body of batch operation.

DeleteOptsBuilder is an interface by whick can be able to build the query stringof instance deletion.

ListOptsBuilder is an interface by which can be able to build the query stringof the list function.