Inquiry Intrinsic Function (Specific): Returns the number of bytes of storage used by the argument. This is a specific function that has no generic function associated with it. It must not be passed as an actual argument.
Syntax
Results:
The result is of type INTEGER(4) on ia32 processors; INTEGER(8) on Alpha and ia64 processors. The result value is the number of bytes of storage used by x.
Examples
SIZEOF (3.44) ! has the value 4
SIZEOF ('SIZE') ! has the value 4