Re: perl en mysql vraagje

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#14210

From: John Bokma
Date: Sun, 25 Mar 2001 03:27

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Lieven Marchand wrote in message ...
>Ren� Pijlman <rpijlman@spamcop.net> writes:
>
>> Lieven Marchand <mal@wyrd.be> schreef:
>> >Ik heb het zelf niet gedraaid maar als ze $#rows aantal rijen hebt en
>> >je begint van 0 te nummeren gaan die van 0 tot $#rows-1.
>>
>> Dit was ook mijn eerste gedachte, maar Perl blijft een taal vol
>> verrassingen: $#rows geeft niet het aantal elementen in de array, maar
>> de hoogste index. Zie
>> http://www.perl.com/pub/doc/manual/html/pod/perldata.html#Variable_names.
>> Het loopen <= $#rows is dus toch goed.
>
>Ik herinner mij weer levendig waarom ik naar Python overgeschakeld
>ben.

Hoezo? $#rows is hoogste index, @rows in scalar context is aantal elementen.
Is gewoon een kwestie van de taal begrijpen :-)

John


--
Castle Amber - Software Development
Perl / Java / C / C++ developer *available*
email john@castleamber.co.nz for more info
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From: "John Bokma" <postmaster@castleamber.co.nz>
Newsgroups: be.comp.programming,nl.comp.programmeren
Subject: Re: perl en mysql vraagje
Date: Sun, 25 Mar 2001 15:27:11 +1200
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