From: matz@... (Yukihiro Matsumoto)
Date: 2004-05-06T10:50:14+09:00
Subject: Re: Empty set of parens, as expression

Hi,

In message "Empty set of parens, as expression"
    on 04/05/05, "Zsban Ambrus" <ambrus@math.bme.hu> writes:

|It seemed to me that in ruby an empty set of parens just means nil.
|For example
|
|n=1;n=();p([(),5,2,n,(),7])
|
|prints
|
|[nil, 5, 2, nil, nil, 7]
|
|However, when I write them as the last statement in a method or a begin
|(with or without a semicolon after it, it seems to do nothing.  For example
|
|def set; a= 2; (); end; puts set();
|
|prints 2.

Point taken.  It will be fixed; "set" will return nil.

							matz.