# Observers¶

The following table provides information on the members of the concurrent_map and concurrent_multimap template classes.

Member, Description

allocator_type get_allocator() const

Returns: a copy of the allocator associated with *this.

key_compare key_comp() const

Returns: key comparison functor associated with *this.

value_compare value_comp() const

Returns: functor using to compare value_type objects by invoking key_comp() on the first elements of the pairs.