On Wed, Jun 9, 2010 at 8:45 AM, lalawawa <usenet / ccjj.info> wrote:
> In perl, one is able to sort of 'declare' variables by mentioning them
> in 'my' statements. =A0Then, if you say 'use strict;', no variables that
> weren't previously thus 'declared' are allowed. =A0This is useful in that
> it catches typos that might be difficult to detect in testing.
>
> Does ruby have an equivalent mechanism?
>
Well one can say, that concerning local variables the "my" is
implicit. Instance variables spring into life without "declaration".
In Ruby 1.9 this gives you a warning though.

HTH
R.



--=20
The best way to predict the future is to invent it.
-- Alan Kay