23
General utilities library
[utilities]
23.18
Class
type_index
[type.index]
23.18.4
Hash support
[type.index.hash]
template <> struct hash<type_index>;
1
#
For an object
index
of type
type_index
,
hash<type_index>()(index)
shall evaluate to the same result as
index.hash_code()
.