has_member< Alias, AmbiguitySeed > Struct Template Reference

Type trait to check if a type has a specific member. More...

#include <type_traits.h>

Static Public Member Functions
template<typename C>
static char(&	f (decltype(&C::value)))[1]
template<typename C>
static char(&	f (...))[2]

Static Public Attributes
static bool const	value = sizeof(f<Alias>(0)) == 2
	Whether the member exists.

Detailed Description

template<typename Alias, typename AmbiguitySeed>
struct has_member< Alias, AmbiguitySeed >

Type trait to check if a type has a specific member.

Template Parameters

Alias	Alias type that may contain the member
AmbiguitySeed	Seed type for ambiguity resolution