At 12:46 PM 10/1/01 +0200, birgit kellner wrote:
>>Whoever wrote the original code should not have tried to compress it that
>>much. The subroutine calls (&{$regexp_func[$field]}) are bad enough.
>
>Yes, I actually don't really understand these calls. What do the braces
>do? $regexp_func[$field] would be the array element number $field of
>@regexp_func. Do the braces ensure that the variable is interpolated, to
>the effect that the subroutine with the value of $regexp_func[$field] as
>its name is called?
With that effect, yes, but it is not "interpolation" in the sense Perl
employs the term. The braces establish the scope of evaluation for the parser.
--
Peter Scott
Pacific Systems Design Technologies
http://www.perldebugged.com
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