%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 1984-2000 The MathWorks, Inc. 
%   $Revision: 5.7 $  $Date: 2000/06/01 16:46:43 $
%   Built-in function.
