[求助] Matlab中如何点击按钮更新参数并显示于图形窗口

clear;clc;
global x y
x=1:1:10;
y=2.*x.^2;
plot(x,y);
hFig=figure(1);
title(num2str(y));
hS1=uicontrol(hFig,'Style','pushbutton','string','X+10');
hS1.Callback={@xy}; hS1.Position=[20 75 60 20];
function xy(~,~)     
global x y     
x=x+10;      
fprintf('\nNew x');
end