def table_for(collection, *args)
  "Got #{collection} and #{args.join(', ')}"
end

table_for("one")                    » 	"Got one and "
table_for("one", "two")             » 	"Got one and two"
table_for "one", "two", "three"     » 	"Got one and two, three"
table_for("one", "two", "three")    » 	"Got one and two, three"
table_for("one", ["two", "three"])  » 	"Got one and two, three"

def table_for(var1, var2)
  "Got #{var1} #{var2}"
end

array = [1, 2]
table_for(*array)                    » 	"Got 1 2"

Some tricks with array parameter, the key is, ruby method will convert parameter to array!