Difference between revisions of "Constant"
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* [[Constants]] | * [[Constants]] | ||
[[Category:Constants]] | [[Category:Constants]] | ||
[[Category:Pascal]] | [[Category:Pascal]] |
Revision as of 16:10, 26 July 2016
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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