Inheritance/Single: Difference between revisions
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Added Forth (4tH) version |
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}
</lang>
=={{header|Forth}}==
{{works with|4tH|3.62.1}}
There are numerous, mutually incompatible object oriented frameworks for Forth. This one works with the FOOS preprocessor extension of [[4tH]].
<lang forth>include 4pp/lib/foos.4pp
:: Animal class end-class {} ;
:: Dog extends Animal end-extends {} ;
:: Cat extends Animal end-extends {} ;
:: Lab extends Dog end-extends {} ;
:: Collie extends Dog end-extends {} ;</lang>
=={{header|Fortran}}==
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