XL Fortran for AIX 8.1
Language Reference
Convert to double precision real type.
- A
- must be of type integer, real, or complex.
Class
Elemental function
Result Type and Attributes
Double precision real.
Result Value
- If A is of type double precision real, DBLE(A) = A.
- If A is of type integer or real, the result has as much precision of the
significant part of A as a double precision real datum can contain.
- If A is of type complex, the result has as much precision of the
significant part of the real part of A as a double precision real datum can
contain.
Examples
DBLE (-3) has the value -3.0D0.
+-------------------------------IBM Extension--------------------------------+
| Specific Name
| Argument Type
| Result Type
| Pass As Arg?
|
| DFLOAT
| any integer
| double precision real
| no
|
| DBLE
| default real
| double precision real
| no
|
| DBLEQ
| REAL(16)
| REAL(8)
| no
|
+----------------------------End of IBM Extension----------------------------+
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