use warnings; #### perl -MData::Dumper -we "$array[2,2] = 'foo'; print Dumper \@array" #### Multidimensional syntax $array[2,2] not supported at -e line 1. Useless use of a constant in void context at -e line 1. $VAR1 = [ undef, undef, 'foo' ]; #### $athlete[$i][$j++] = $bug;