Enforced immutability: Difference between revisions
add Ada
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{{task}}Demonstrate any means your language has to prevent the modification of values, or to create objects that cannot be modified after they have been created.
=={{header|Ada}}==
Ada provides the <code>constant</code> keyword:
<lang Ada>Foo : constant := 42;
Foo : constant Blahtype := Blahvalue;</lang>
=={{header|BASIC}}==
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