"Selector, Lev Y" wrote:
>
> Hello,
>
> What would be a more elegant (short) way to express the following:
>
> while ($choice = uc <>) {
> $choice =~ s/(^\s+|\s+$)//g;
> $choice = 'Y', last if ($choice =~ /^Y?$/);
> $choice = 'N', last if ($choice =~ /^N$/ );
> }
>
> As you see, it is an infinite loop which wouldn't let you out unless you do:
>
> 'y','Y',<ENTER> - 'Y'
> 'n','N' - 'N'
>
>
> Warmest Regards,
> Lev Selector
How about:
1 until <> =~ /^\s*([yn]?)\s*$/i;
$choice = uc$1 || 'Y';
--
Rick Klement
