Changeset 34075 in project


Ignore:
Timestamp:
05/13/17 22:31:26 (3 years ago)
Author:
wasamasa
Message:

Mention differences between Emacs Lisp and Scheme when accessing the car of null

File:
1 edited

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  • wiki/chicken-for-emacs-lisp-programmers

    r34073 r34075  
    113113the empty or non-empty list must use the {{null?}} and {{pair?}}
    114114predicates.  While this makes for clearer code, it's a bit more
    115 annoying to type than the Emacs Lisp equivalent.
     115annoying to type than the Emacs Lisp equivalent.  Similarly, {{(car
     116nil)}} in Emacs Lisp will happily give you {{nil}} while doing {{(car
     117'())}} in Scheme yields an error.
    116118
    117119A separate issue is that in Emacs Lisp {{nil}} is frequently used as
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