375 |
|
|
376 |
(defun ewoc-nth (ewoc n) |
(defun ewoc-nth (ewoc n) |
377 |
"Return the Nth node. |
"Return the Nth node. |
378 |
N counts from zero. Nil is returned if there is less than N elements. |
N counts from zero. Return nil if there is less than N elements. |
379 |
If N is negative, return the -(N+1)th last element. |
If N is negative, return the -(N+1)th last element. |
380 |
Thus, (ewoc-nth dll 0) returns the first node, |
Thus, (ewoc-nth dll 0) returns the first node, |
381 |
and (ewoc-nth dll -1) returns the last node. |
and (ewoc-nth dll -1) returns the last node. |