From: Konrad Meyer <konrad@...>
Date: 2007-10-05T23:01:56+09:00
Subject: Re: finding obscure documentation

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Quoth Lloyd Linklater:
> I have learned that you can turn a number to octal (or whatever) this
> way:
>=20
> p 123.to_s(8).to_i
> =3D> 173
>=20
> I seem to recall that there is something which will read *in* a number
> in an arbitrary numeric base, though I forget just how to do that.
>=20
> My question is, where is this and things like it documented?  I have
> searched several books to no avail.

"0x123".to_i(16) # =3D> 291

Your method of "turn[ing] a number to octal" turns it to octal in a string,=
=20
then converts it back to an integer. You really want to leave off the .to_i=
=20
bit.

HTH,
=2D-=20
Konrad Meyer <konrad@tylerc.org> http://konrad.sobertillnoon.com/

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