From: "Ara.T.Howard" <Ara.T.Howard@...>
Date: 2005-07-28T02:13:36+09:00
Subject: Re: ctype / isprint ?

On Thu, 28 Jul 2005, Daniel Brockman wrote:

> Hi Hadmut,
>
>> what's the best way to check whether a String consists of
>> printable characters only?  (In C:  isprint from ctype)
>>
>> Maybe would be nice to have the ctype classes as patterns
>> in the regular expressions.
>
> It's your lucky day:
>
>   "a b c" =~ /\A[[:print:]]*\z/    #=> 0
>
>   "a \0 c" =~ /\A[[:print:]]*\z/   #=> nil

is that locale senstive?

-a
-- 
===============================================================================
| email :: ara [dot] t [dot] howard [at] noaa [dot] gov
| phone :: 303.497.6469
| My religion is very simple.  My religion is kindness.
| --Tenzin Gyatso
===============================================================================