[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
bug#3752: 23.0.95; I can not understant a sentence in Intro to Emacs Li
bug#3752: 23.0.95; I can not understant a sentence in Intro to Emacs Lisp .
Sat, 4 Jul 2009 22:30:29 -0400
[Please use "reply to all".]
waterloo wrote (on Sun, 5 Jul 2009 at 10:13 +0800):
> yes,it is clearer . thanks
> In 11.1.2 An Example:`print-elements-of-list', I can not understand why
> there is a `nil' in the context .
This is explained at the end of the section:
Since the last expression in the function is the `while' loop, and
since `while' loops always return `nil', a `nil' is printed after the
last element of the list.