@n = grep $_, @n;

##</code><code>##

@n = grep defined, @n;

##</code><code>##

@n = grep defined and length, @n;

##</code><code>##

for(my $count = 0; 
$count < @myarray; ) 
{ 
  unless(defined $myarray[$count]) 
  { splice @myarray, $count, 1; }
  else{ $count++ }
}

##</code><code>##

my $count = -1;

foreach(@myarray)
{
  $count++;
  if (!defined $_)
  {
   splice(@myarray,$count);
   #delete $myarray[$count];
  }
}


No matter which of these I use, when I print out the array I get a handful of "Use of uninitialized value at line 55".  Anyone have any suggestions as to why these little buggers won't go away?