Task

Write a function to flatten the nesting in an arbitrary list of values.

Your program should work on the equivalent of this list:

  [[1], 2, [[3, 4], 5], [[[]]], [[[6]]], 7, 8, []]

Where the correct result would be the list:

   [1, 2, 3, 4, 5, 6, 7, 8]

Related task

   Tree traversal


link strings           # for compress,deletec,pretrim
 
procedure sflatten(s)  # uninteresting string solution
return pretrim(trim(compress(deletec(s,'[ ]'),',') ,','),',')       
end