On Sun, 2 Jan 2005, Siegfried Heintze wrote:
> The following code does not work quite right because it has a trailing ", ".
>
> $sMainTable[2] .= $PCEs[$case_count]{$_}.", " foreach keys
> %{$PCEs[$case_count]};
>
> How could I rewrite this, perhaps with a join statement/function, so there
> is no trailing ","?
The usual idiom is something like this:
$foo = join( ", ", keys %bar );
So in this case, maybe...
$sMainTable[2] = join( ", ", keys %PCEs[$case_count] );
...or something to that effect.
If you have _Perl Cookbook_, it has sections on commifying lists.
--
Chris Devers
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