Difference between revisions of "Constant"

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A '''constant''' is something that does not change, a fixed value.
 
A '''constant''' is something that does not change, a fixed value.
  

Revision as of 11:31, 11 December 2013

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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


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Constants