File: el.doc

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\DOC el

\TYPE {el : (int -> * list -> *)}

\SYNOPSIS
Extracts a specified element from a list.

\DESCRIBE
{el i [x1;...;xn]} returns {xi}. Note that the elements are numbered starting
from {1}, not {0}.

\FAILURE
Fails with {el} if the integer argument is less than 1 or greater than the
length of the list.

\EXAMPLE
{
#el 3 [1;2;7;1];;
7 : int
}
\SEEALSO
hd, tl.

\ENDDOC