MESSAGE
| DATE | 2004-11-20 |
| FROM | Ruben Safir Secretary NYLXS
|
| SUBJECT | Re: [hangout] Perl vs. PHP
|
On Sat, Nov 20, 2004 at 09:20:43PM -0500, Billy wrote:
> Ruben Safir wrote:
>
> >>That's my least favorite Perl feature. They give you this as a
> >>consolation prize:
> >>
> >>for($var){
> >> /foo/ and do { stuff; last };
> >> /bar/ and do { barstuff; last };
> >> /bat/ and do { batstuff; last };
> >> /baz/ and do { bazstuff; last };
> >>do { defaultstuff; last };
> >>}
> >>
> >
> >No
> >
> >sub1 if ($var =~ blah );
> >sub2 if ($var =~ blah2);
> >sub3 if (var =~ blah2);
> >
> >
> >And there is a zillion other ways.
> >
> >Even hook up a sub ref to a hash.
> >
> that is NOT THE SAME THING!
> if $var matches blah and blah2, you're going
> to execute sub1, sub2, and sub3. In a switch
> statement, you only want ONE of these to happen.
/foo/ and do
IS the same thing it matches off of $_ which is defaulted by the for loop
Ruben
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