Constant
From Free Pascal wiki
Revision as of 22:43, 20 April 2013 by Jwdietrich (talk | contribs)
A constant is something that does not change, a fixed value.
Constants are defined in the const section of the program. When some value are constant the compiler can do some optimizations.
Some special constant values are e.g.
- Logical truth values
- Empty pointer value
- Mathematical constants
