ex4_3.m

源代码集合

axis([0, 10, 0, 5]); 
while (1)
   [x1, y1, button] = ginput(1);
   if (button ~= 1) break; end
   chStr = ['(' num2str(x1), ',' num2str(y1) ')'];
   text(x1, y1, chStr);
end