22
General utilities library
[utilities]
22.11
Class
type_
index
[type.index]
22.11.1
Header
<typeindex>
synopsis
[type.index.synopsis]
🔗
#include
<
compare
>
// see
[compare.
syn]
namespace
std
{
class
type_index;
template
<
class
T
>
struct
hash;
template
<
>
struct
hash
<
type_index
>
;
}