Functions Documentation |
|
Name |
item |
Syntax |
(item list index) -> list item or Nil |
Argument List |
list: the list you want to get an element from.
index: the integer position of the element you want to get. |
Returns |
If index is less than zero, return first element. If the index is greater or equal than the length of the list, return Nil. Otherwise return the element at given index in the list. |
Category |
list
|
Description |
A function to return an element from a list.
IMPORTANT: *The list count starts from 0, so, the index of the first element is 0* |
Example |
(item '(a (b e) (c d) d) 2)
Returns (c d).
(item '(a b c d) 0)
Returns a.
(item '(a b c d) -1)
Returns a.
(item '(a b c d) 4)
Returns Nil. |
Comment |
Very important list function.
DEPRECIATED - Alias of @ |