Basic data types
Basic data types
The table below illustrates the amount of storage required for the basic data
types associated with each language. In all the languages, pointers are
represented as 32-bit quantities.
Data
Size
C/C++
FTN77
FTN95
Integer
1
char
INTEGER*1
INTEGER (KIND=1)
Integer
2
short int
INTEGER*2
INTEGER (KIND=2)
Integer
4
int
INTEGER*4
INTEGER (KIND=3)
Unsigned integer
1
unsigned char
-
-
Unsigned integer
2
unsigned short int
-
-
Unsigned integer
4
unsigned int
-
-
Logical
1
char
LOGICAL*1
LOGICAL (KIND=1)
Logical
2
short int
LOGICAL*2
LOGICAL (KIND=2)
Logical
4
int
LOGICAL*4
LOGICAL (KIND=3)
Real
4
float
REAL; REAL*4
REAL (KIND=1)
Real
8
double
REAL*8; DOUBLE PRECISION
REAL (KIND=2)
Real
10
long double
-
REAL (KIND=3)
Character
1
char
CHARACTER
CHARACTER
