limits.h
The limits.h header provides macros for the limits (ranges) of primitive integral types.
Excluding macros CHAR_BIT and MB_LEN_MAX.
Macros
Signed
SCHAR_MIN- Expands to −128
The minimum value forsigned char. SCHAR_MAX- Expands to 127
The maximum value forsigned char. SHRT_MIN- Expands to −32,768
The minimum value forsigned short int. SHRT_MAX- Expands to 32,767
The maximum value forsigned short int. INT_MIN- Expands to −2,147,483,648
The minimum value forsigned int. INT_MAX- Expands to 2,147,483,647
The maximum value forsigned int. LONG_MIN- Expands to:
- (x86) −2,147,483,648
- (x86-64) −9,223,372,036,854,775,808
signed long int. LONG_MAX- Expands to:
- (x86) 2,147,483,647
- (x86-64) 9,223,372,036,854,775,807
signed long int. LLONG_MIN- Expands to −9,223,372,036,854,775,808
The minimum value forsigned long long int. LLONG_MAX- Expands to 9,223,372,036,854,775,807
The maximum value forsigned long long int.
Unsigned
UCHAR_MAX- Expands to 255
The maximum value forunsigned char. USHRT_MAX- Expands to 65,535
The maximum value forunsigned short int. UINT_MAX- Expands to 4,294,967,295
The maximum value forunsigned int. ULONG_MAX- Expands to:
- (x86) 4,294,967,295
- (x86-64) 18,446,744,073,709,551,615
unsigned long int. ULLONG_MAX- Expands to 18,446,744,073,709,551,615
The maximum value forunsigned long long int.