Get any row,column combination from a terminal output
printf $table | idx "$row_format;$col_format"
$row/col_format
can be:
- a serie of numbers sperated by a comma ex: 1,2
- a range sperated by ~
, ex: 1~ ex: 1~2 ex: ~3
- catch all with _
printf $table | idx "1,3;2"
printf $table | idx "~3;2~"
printf $table | idx "~3;_"