Type Name | Bytes | Other Names | Range of Values |
---|---|---|---|
int |
4 |
signed |
–2,147,483,648 to 2,147,483,647 |
unsigned int |
4 |
unsigned |
0 to 4,294,967,295 |
bool |
1 |
none |
false or true |
char |
1 |
none |
–128 to 127 by default 0 to 255 when compiled with /J |
signed char |
1 |
none |
–128 to 127 |
unsigned char |
1 |
none |
0 to 255 |
short |
2 |
short int, signed short int |
–32,768 to 32,767 |
unsigned short |
2 |
unsigned short int |
0 to 65,535 |
long |
4 |
long int, signed long int |
–2,147,483,648 to 2,147,483,647 |
unsigned long |
4 |
unsigned long int |
0 to 4,294,967,295 |
long long |
8 |
none (but equivalent to __int64) |
–9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 |
unsigned long long |
8 |
none (but equivalent to unsigned __int64) |
0 to 18,446,744,073,709,551,615 |
enum |
varies |
none |
See Remarks. |
float |
4 |
none |
3.4E +/- 38 (7 digits) |
double |
8 |
none |
1.7E +/- 308 (15 digits) |
long double |
same as double |
none |
same as double |
wchar_t |
2 |
__wchar_t |
0 to 65,535 |
http://msdn.microsoft.com/en-us/library/s3f49ktz(v=vs.80).aspx