From: Tanaka Akira <akr@...17n.org>
Date: 2003-03-22T19:39:51+09:00
Subject: Re: Expression results

In article <20030321231000.GA65019@uk.tiscali.com>,
  Brian Candler <B.Candler@pobox.com> writes:

> Seems to be same as:  e6 = (1; +2)

The position before `;' is void context.
And `1' is a literal which has clearly no side effect.

Why Ruby doesn't warn it as toplevel?

% ruby -w -e '1'      
-e:1: warning: useless use of a literal in void context
-- 
Tanaka Akira