<cstdint>

Includes the Standard C library header <stdint.h> and adds the associated names to the std namespace. Including this header ensures that the names declared using external linkage in the Standard C library header are declared in the std namespace.

Syntax

#include <cstdint>

Types

namespace std { 
    using int8_t = signed integer type; // optional
    using int16_t = signed integer type; // optional
    using int32_t = signed integer type; // optional
    using int64_t = signed integer type; // optional
    using int_fast8_t = signed integer type;
    using int_fast16_t = signed integer type;
    using int_fast32_t = signed integer type;
    using int_fast64_t = signed integer type;
    using int_least8_t = signed integer type;
    using int_least16_t = signed integer type;
    using int_least32_t = signed integer type;
    using int_least64_t = signed integer type;
    using intmax_t = signed integer type;
    using intptr_t = signed integer type; // optional
    using uint8_t = unsigned integer type; // optional
    using uint16_t = unsigned integer type; // optional
    using uint32_t = unsigned integer type; // optional
    using uint64_t = unsigned integer type; // optional
    using uint_fast8_t = unsigned integer type;
    using uint_fast16_t = unsigned integer type;
    using uint_fast32_t = unsigned integer type;
    using uint_fast64_t = unsigned integer type;
    using uint_least8_t = unsigned integer type;
    using uint_least16_t = unsigned integer type;
    using uint_least32_t = unsigned integer type;
    using uint_least64_t = unsigned integer type;
    using uintmax_t = unsigned integer type;
    using uintptr_t = unsigned integer type; // optional
}

Macros

INT_[FAST LEAST]{8 16 32 64}_MIN
[U]INT_[FAST LEAST]{8 16 32 64}_MAX
INT{MAX PTR}_MIN
[U]INT{MAX PTR}_MAX
{PTRDIFF SIG_ATOMIC WCHAR WINT}{_MAX _MIN}
SIZE_MAX

[U]INT{8 16 32 64 MAX}_C

See also

Header Files Reference
C++ Standard Library Overview