[Athens-pm] Perl oddities

[Philip Lees]

Giorgos Epitidios wrote:

>So actually $_ IS each element of the array. This means that &func 
>changes the array elements.

This can be very useful. It means that you can do things like:

s/Giorgos/Philip/ foreach @array;

to modify array elements in place. It's features like this that help
make Perl so powerful.

Philip
--
Philip Lees
Working Group on Cardiology
ICS-FORTH, Science and Technology Park of Crete
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'The aim of high technology should be to simplify, not complicate' -
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