Are you sure you want an array for the result? Your description and example look more like a string: $concat = join ',', map {"!$_"} @array1;

If you really mean the array, 

@array2 = map {"!$_,"} @array1;
chop $array2[-1];

[download]
That's the first time I've found chop useful ;-)

After Compline,
Zaxo

In reply to Re: concatenating the array elements by Zaxo
in thread concatenating the array elements by Anonymous Monk

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