std::is_same
From Cppreference
| Defined in header <type_traits>
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| template< class T, class U >
struct is_same; |
(C++11 feature) | |
If T and U name the same type with the same const-volatile qualifications, provides the member constant value equal to true. Otherwise value is false.
Contents |
Inherited from std::integral_constant
Member constants
| value | true if T and U is the same type , false otherwise (public static member constant) |
Member functions
| operator bool | converts the object to bool, returns value (public member function) |
Member types
| Type | Definition |
| value_type | bool |
| type | std::integral_constant<bool, value> |
[edit] Equivalent definition
template<class T, class U> struct is_same : std::false_type {}; template<class T> struct is_same<T, T> : std::true_type {}; |
[edit] Example
Output:
true false false