<climits>
Includes the C standard library header <limits.h> and adds the associated names to the std
namespace. Including this header ensures that the names declared using external linkage in the C standard library header are declared in the std
namespace.
Syntax
#include <climits>
Macros
#define CHAR_BIT
#define SCHAR_MIN
#define SCHAR_MAX
#define UCHAR_MAX
#define CHAR_MIN
#define CHAR_MAX
#define MB_LEN_MAX
#define SHRT_MIN
#define SHRT_MAX
#define USHRT_MAX
#define INT_MIN
#define INT_MAX
#define UINT_MAX
#define LONG_MIN
#define LONG_MAX
#define ULONG_MAX
#define LLONG_MIN
#define LLONG_MAX
#define ULLONG_MAX
See also
Header Files Reference
C++ Standard Library Overview
Thread Safety in the C++ Standard Library