6.40.15  Reversing order in a list: revlist

The revlist command reverses the elements of a list or sequence.

• revlist takes one argument:
  L, a list or sequence.
• revlist(L) returns a list or sequence with the same elements as L in the reverse order.

Examples.

• Input:
  revlist([0,1,2,3,4])
  Output:

  ⎡ ⎣

  4,3,2,1,0

  ⎤ ⎦

• Input:
  revlist([0,1,2,3,4],3)
  Output:

  3,

  ⎡ ⎣

  0,1,2,3,4

  ⎤ ⎦