哪位能给我分析一下吗？有点不懂
% handles structure with handles and user data (see GUIDATA)
file-ulgetfile('*. txt' );
if ~isequal (file, 0) open (file)
end
data=1oad ( C:Nusers\ 33T17\Desktop\txt文 件 myhistoeram txt);
o=data (:, 1) ;
p=data (:, 2);
q=data (:, 3) ;
r=data (:, 4) ;
s=data (:, 1) ;
t=data (:, 2) ;
set (handles. editI, ' string', o);
set (handles. edit2, ' string', p);
set (handles. edit3, ' string', a);
set (handles. edit4, ' string', r);
set (handles. edit5, ' string', s);
set (handles. edit6,'string',t);