From: David Alan Black <dblack@...>
Date: 2001-12-17T00:34:21+09:00
Subject: [ruby-talk:28689] Re: How do you do "character filtering" of a string using each_byte.

Hi --

On Mon, 17 Dec 2001, Carlos wrote:

> > > 1) all digits are removed.
> > > 2) all lowercase are changed to uppercase.
> > > 3) multiple spaces are converted to one space
> > > 4) tab is converted to one space.
> >
> > See Jim M.'s answer -- also, here's an example of how to do it by
> > chaining some nice String methods:
> >
> >   str = "What\t   ever 123  YOU want 2 \t have"
> >   newstr = str.tr("\t"," ").delete("[0-9]").squeeze.upcase
>                               delete("0-9")
>
> is better; he doesn't want to remove the brackets.

Whoops :-)  Force of (bad) habit.

Also I realized that, if we go sequentially through the four
requirements, the tab conversion should come after the squeezing.  I
thought of it more as a two-part #3.


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav