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Removing an element from a list: `remove'
This abstraction creates a new list from the given list making
sure that the element specified as first argument does not
appear in the resulting list returned.
![\begin{lstlisting}[language=Scm]{}
(define remove
(lambda(obj l)
(if (nullp l)...
...
(remove obj (cdr l))
(cons (car l) (remove obj (cdr l)))))))
\end{lstlisting}](img99.gif)
![\begin{lstlisting}[language=Scm]{}
(define l1 (cons one (cons two (cons three (c...
...four nil)))))
;
(ldisp! (remove three l1))
--> 1
--> 2
--> 4
\end{lstlisting}](img100.gif)
Georg P. Loczewski
2004-03-05