Hi,
I found two typos in the explanations of lisp-style list accessors.
Patch attached.
Thanks,
s.
diff --git a/collects/lang/private/beginner-funs.rkt b/collects/lang/private/beginner-funs.rkt
index 7102009..2ea82af 100644
--- a/collects/lang/private/beginner-funs.rkt
+++ b/collects/lang/private/beginner-funs.rkt
@@ -570,7 +570,7 @@
@interaction[#:eval (bsl) x (cddr x)]
}
@defproc[(caddr [x list?]) any/c]{
- LISP-style selector: @racket[(caddr x)].
+ LISP-style selector: @racket[(car (cdr (cdr x)))].
@interaction[#:eval (bsl) x (caddr x)]
}
@defproc[(caadr [x list?]) any/c]{
@@ -582,7 +582,7 @@
@interaction[#:eval (bsl) w (caaar w)]
}
@defproc[(cdaar [x list?]) any/c]{
- LISP-style selector: @racket[(cdr (cadr (car x)))].
+ LISP-style selector: @racket[(cdr (car (car x)))].
@interaction[#:eval (bsl) w (cdaar w)]
}
@defproc[(cdadr [x list?]) any/c]{
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