It looks to me like you are getting an arrayref from $cell[0], not an array. So you need to dereference the ARRAY(0x2b59f14) into an array before joining.

untested 

my $rowOneCells = $cell[0];  #get row one as new arrayref

my $rowOne = join (", ",   @{$rowOneCells}  );

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In reply to Re: Extract&Print row from two-dimensional array by zentara
in thread Extract&Print row from two-dimensional array by petecm99

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