13:57 >perl -wE " $s = q[abc]; $t = q[mno]; say for split(//, $s, $t); " Argument "mno" isn't numeric in split at -e line 1. a b c 14:06 >perl -wE " $s = q[abc]; $t = q[mno]; say for split(//, ($s, $t)); " Useless use of a variable in void context at -e line 1. m n o 14:06 >perl -wE " @u = (q[abc], q[mno]); say for split(//, @u); " 2 14:06 >