ref: edc8e7b1705a08f52dea880c90bbae03fdaae117
dir: /lua/test/table.lua/
-- make table, grouping all data for the same item -- input is 2 columns (item, data) local A while 1 do local l=io.read() if l==nil then break end local _,_,a,b=string.find(l,'"?([_%w]+)"?%s*(.*)$') if a~=A then A=a io.write("\n",a,":") end io.write(" ",b) end io.write("\n")