- or download this
for(++$....$.++.$.)
{print "$_\n"}
- or download this
for(++$. .. $.++ . $.) #note before I had used ... instead of ..
- or download this
++$. = 1
$.++ . $. = 12 #the concatenation of 1 and 2.
- or download this
for(++$....$..$.) #note took out the second ++