%LENGTH   Length of vector.
%   LENGTH(X) returns the length of vector X.  It is equivalent
%   to MAX(SIZE(X)) for non-empty arrays and 0 for empty ones.

%   Copyright (c) 1984-98 by The MathWorks, Inc.
%   $Revision: 5.5 $  $Date: 1997/11/21 23:29:08 $
%   Built-in function.
