From: Tammo Freese <tammo.freese@...>
Date: 2001-03-12T18:57:52+09:00
Subject: [ruby-talk:12470] Re: FEATURE REQUEST: 'my' local variables

At 18:51 12.03.01 +0900, GOTO Kentaro wrote:
>In message "[ruby-talk:12457] Re: FEATURE REQUEST: 'my' local variables"
>    on 01/03/12, Yukihiro Matsumoto <matz@zetabits.com> writes:
>>|May I show yet another syntax?
>>|
>>|  loop {|a, b, c; d, e|  ...  }
>>
>>Could you tell me the semantics?
>
>I'm sorry for my wrong example "loop".  I should not use "loop":
>
>Parameters on the left side of the semicolon declare shadowed
>variables with their initial values nil (see below) while params on
>the right side of the semicolon are just ruled by the current model.
>
>For example, loop{|a| ... } means as same as the current model.  In
>loop{|a;b| b = a; .... }, b is a shadowed counter.

But b is on the RIGHT side of the semicolon???


-
Tammo Freese
freese@acm.org