C++ 자료형의 종류와 범위

 

기본 자료형의 종류
구분	자료형	크기(byte)	범위
문자형	char	1 byte	-128 ~ 127
	unsigned char	1 byte	0 ~ 255
정수형	__int8	1 byte	-128 ~ 127
	__int16	2 byte	-32,768 to 32,767
	unsigned int	2 byte	-32,768 to 32,767
	(signed) short (int)	2 byte	-32,768 to 32,767
	unsigned short (int)	2 byte	0 ~ 65,535
	__int32	4 byte	-2,147,483,648 ~ 2,147,483,647
	(signed) int	4 byte	-2,147,483,648 ~ 2,147,483,647
	unsigned int	4 byte	0 ~ 4,294,967,295
	(signed) long (int)	4 byte	-2,147,483,648 ~ 2,147,483,647
	unsigned long (ing)	4 byte	-2,147,483,648 ~ 2,147,483,647
	__int64	8 byte	-9,223,372,036,854,775,808 ~ 9,223,372,036,854,775,807
실수형	float	4 byte	3.4E +/- 38 (7 digits)
	double	8 byte	1.7E +/- 308 (15 digits)
	long double	8 byte	1.2E +/- 4932 (19 digits)

자료형의 종류
DWORD	unsigned long	4 byte
bool	char	1 byte
BOOL	int	4 byte
BYTE	unsigned char	1 byte
WORD	unsigned short	2 byte
UINT	unsigned int	4 byte