huitubz2.m

包括MATLAB7.0实用指南（1）书中所有的例子的源代码。

z=peaks;
h=plot(z(:,33));
x=get(h,'XData');
y=get(h,'YData');

imin=find(min(y)==y);
imax=find(max(y)==y);

text(x(imin),y(imin),{'Minmum=',num2str(y(imin))},...
    'VerticalAlignment','middle',...
   'HorizontalAlignment','left',...
    'FontSize',14)
text(x(imax),y(imax),{'Minmum=',num2str(y(imax))},...
    'VerticalAlignment','bottom',...
   'HorizontalAlignment','right',...
    'FontSize',10)