function pushbutton1_Callback(hObject, eventdata, handles)

user_string = get(handles.edit_x_input,‘String’); %就收到了所输入的字符
%set(handles.text4,‘string’,get(handles.edit_x_input,‘string’));
%set(handles.text4,‘string’,user_string);
%set(handles.text4,‘string’,‘111’);

x = str2num(get(handles.edit_x_input,‘string’));%提取输入框中输入的x轴1维向量
y = str2num(get(handles.edit_y_input,‘string’));%提取输入框中输入的y轴1维向量
user_string = get(handles.edit_y_input,‘String’); %就收到了所输入的字符
%set(handles.text5,‘string’,user_string);

%x=[0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1.0,1.1,1.2];
%y=[-8,-236,-415,-562,-701,-860,-961,-1082,-1188,-1304,-1405,-1534];
%p = polyfit(x,y,1);
p = polyfit(x,y,1);

plot(x,y,‘o’,x,polyval(p,x));
set(handles.text5,‘string’,num2str§);