From: Chad Perrin <code@...>
Date: 2011-10-22T11:46:09+09:00
Subject: Re: global variable -- last expression

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On Sat, Oct 22, 2011 at 10:48:00AM +0900, Eric Hodel wrote:
> On Oct 21, 2011, at 5:34 PM, basha c. wrote:
> > In IRB the last expression is in _ . But if you  are in a ruby program
> > how to get the last expression.
>=20
> You assign it to a variable:
>=20
> value =3D 1 + 1
>=20
> puts "the value was #{value}"

Mightn't that lead to some "shallow copy" problems in some cases?

--=20
Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ]

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