'listboxtop',0,...
    'position',[12 243 72.75 30.75],...
    'string','關閉',...
    'tag','b1',...
    'callback','close');
b2=uicontrol('parent',h0,...
    'units','points',...
    'backgroundcolor',[0.753 0.753 0.753],...
    'listboxtop',0,...
    'position',[216.75 67.5 83.25 18.75],...
    'string','Colorbar',...
    'tag','b2',...
    'callback','colorbar');
實例60：動態(tài)文本顯示

h0=figure('toolbar','none',...
    'position',[198 56 350 468],...
    'name','實例60');
h1=axes('parent',h0,...
    'position',[0.25 0.45 0.5 0.5],...
    'visible','off');
str1='當前阻尼比＝';
z=0.52;
t=0:0.1:10;
y=step(1,[1 2*z 1],t);
hline=plot(t,y);
grid on
r1=uicontrol('parent',h0,...
    'units','points',...
    'tag','r1',...
    'style','radio',...
    'string','grid on',...
    'position',[30 120 60 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'value',1,...
    'callback',[...
        'grid on,',...
        'set(r1,''value'',1);,',...
        'set(r2,''value'',0)']);
r2=uicontrol('parent',h0,...
    'units','points',...
    'tag','r2',...
    'style','radio',...
    'string','grid on',...
    'position',[30 95 60 20],...
     'backgroundcolor',[0.75 0.75 0.75],...
    'value',0,...
    'callback',[...
        'grid off,',...
        'set(r2,''value'',1);,',...
        'set(r1,''value'',0)']);
s1=uicontrol('parent',h0,...
    'units','points',...
    'tag','s1',...
    'style','slider',...
    'value',z,...
    'position',[100 95 150 20],...
     'backgroundcolor',[0.75 0.75 0.75],...
    'max',1,...
    'min',0,...
    'callback',[...
        'z=get(s1,''value'');,',...
        'set(t1,''string'',[str1,sprintf(''%1.4g\'',z)]);,',...
        'delete(hline),',...
        'y=step(1,[1 2*z 1],t);,',...
        'hline=plot(t,y);,',...
        'if get(r1,''value'')==1,',...
        'grid on,',...
        'end,',...
        'if get(r2,''value'')==1,',...
        'grid off,',...
        'end']);
t1=uicontrol('parent',h0,...
    'units','points',...
    'tag','t1',...
    'style','text',...
    'string',[str1,sprintf('%1.4g\',z)],...
    'position',[100 120 150 20],...
    'backgroundcolor',[0.75 0.75 0.75]);
b1=uicontrol('parent',h0,...
    'units','points',...
    'tag','b1',...
    'style','pushbutton',...
    'string','關閉',...
    'position',[80 50 80 30],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'fontsize',15,...
    'callback','close');
實例61：瀏覽流體數(shù)據(jù)

h0=figure('toolbar','none',...
    'position',[198 56 450 468],...
    'name','實例61');
h1=axes('parent',h0,...
    'position',[0.3 0.45 0.5 0.5],...
    'visible','off');
[x,y,z,v]=flow;
xmin=min(x(:));
ymin=min(y(:));
zmin=min(z(:));
xmax=max(x(:));
ymax=max(y(:));
zmax=max(z(:));
u1=uimenu('parent',h0,...
    'tag','u1',...
    'label','繪圖',...
    'background',[0.75 0.75 0.75]);
u11=uimenu('parent',u1,...
    'tag','u11',...
    'label','繞X軸旋轉(zhuǎn)-45度',...
    'background',[0.75 0.75 0.75],...
    'callback',[...
        'cla,',...
        'hslice=surf(linspace(xmin,xmax,100),linspace(ymin,ymax,100),zeros(100));,',...
        'rotate(hslice,[-1,0,0],-45),',...
        'xd=get(hslice,''xdata'');,',...
        'yd=get(hslice,''ydata'');,',...
        'zd=get(hslice,''zdata'');']);
u12=uimenu('parent',u1,...
    'tag','u12',...
    'label','繞Y軸旋轉(zhuǎn)-45度',...
    'background',[0.75 0.75 0.75],...
    'callback',[...
        'cla,',...
        'hslice=surf(linspace(xmin,xmax,100),linspace(ymin,ymax,100),zeros(100));,',...
        'rotate(hslice,[0,-1,0],-45),',...
        'xd=get(hslice,''xdata'');,',...
        'yd=get(hslice,''ydata'');,',...
        'zd=get(hslice,''zdata'');']);
b1=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b1',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','設置顏色',...
    'position',[50 120 60 25],...
    'callback',[...
        'delete(hslice),',...
        'h=slice(x,y,z,v,xd,yd,zd);,',...
        'set(h,''facecolor'',''interp'',''edgecolor'',''none'',''diffusestrength'',0.8)']);
b2=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b2',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','添加切片1',...
    'position',[240 120 60 25],...
    'callback',[...
        'hold on,',...
        'hx=slice(x,y,z,v,xmax,[],[]);,',...
        'set(hx,''facecolor'',''interp'',''edgecolor'',''none'')']);
b3=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b3',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','添加切片2',...
    'position',[240 70 60 20],...
    'callback',[...
        'hold on,',...
        'hy=slice(x,y,z,v,ymax,[],[]);,',...
        'set(hy,''facecolor'',''interp'',''edgecolor'',''none'')']);
b4=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b4',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','添加切片3',...
    'position',[240 20 60 20],...
    'callback',[...
        'hold on,',...
        'hz=slice(x,y,z,v,zmax-1,[],[]);,',...
        'set(hz,''facecolor'',''interp'',''edgecolor'',''none'')']);
b5=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b5',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','燈光效果',...
    'position',[50 70 60 20],...
    'callback',[...
        'daspect([1 1 1]),',...
        'axis tight,',...
        'box on,',...
        'view(-38.5,16),',...
        'camzoom(1.4),',...
        'camproj perspective,',...
        'lightangle(-45,45)']);
b6=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b6',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','colorbar',...
    'position',[50 20 60 20],...
    'callback','colorbar(''horiz'')');
b7=uicontrol('parent',h0,...
    'style','pushbutton',...
    'units','points',...
    'tag','b7',...
    'backgroundcolor',[0.75 0.75 0.75],...
    'string','關閉',...
    'fontsize',14,...
    'position',[145 75 60 20],...
    'callback','close');
實例62：簡單計算器

h0=figure('toolbar','none',...
    'position',[200 60 220 240],...
    'name','實例62');
b0=uicontrol('parent',h0,...
    'units','points',...
    'tag','b0',...
    'style','pushbutton',...
    'string','0',...
    'fontsize',12,...
    'position',[5 15 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0''&i==0,',...
        'errordlg(''數(shù)字首位不能為0''),',...
        'else,',...
        'k=[k,''0''];,',...
        'if k==''00'',',...
        'k=''0'';,',...
        'end,',...
        'set(e1,''string'',k);,',...
        'end']);
b15=uicontrol('parent',h0,...
    'units','points',...
    'tag','b15',...
    'style','pushbutton',...
    'string','=',...
    'fontsize',12,...
    'position',[45 15 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'k=get(e1,''string'');,',...
        'if g==''+'',',...
        'm=m+str2num(k);,',...
        'end,',...
        'if g==''-'',',...
        'm=m-str2num(k);,',...
        'end,',...
        'if g==''*'',',...
        'm=m*str2num(k);,',...
        'end,',...
        'if g==''/'',',...
        'if k==''0'',',...
        'errordlg(''除數(shù)不能為0'');,',...
        'end,',...
        'm=m/str2num(k);,',...
        'end,',...
        'set(e1,''string'',num2str(m));,',...
        'i=0;']);
b11=uicontrol('parent',h0,...
    'units','points',...
    'tag','b11',...
    'style','pushbutton',...
    'string','+',...
    'fontsize',12,...
    'position',[85 15 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'i=i+1;,',...
        'if i==1,',...
        'm=str2num(k);,',...
        'set(e1,''string'',''0'');,',...
        'end,',...
        'if i>1,',...
        'k=get(e1,''string'');,',...
        'if g==''+'',',...
        'm=m+str2num(k);,',...
        'end,',...
        'if g==''-'',',...
        'm=m-str2num(k);,',...
        'end,',...
        'if g==''*'',',...
        'm=m*str2num(k);,',...
        'end,',...
        'if g==''/'',',...
        'if k==''0'',',...
        'errordlg(''除數(shù)不能為0'');,',...
        'end,',...
        'm=m/str2num(k);,',...
        'end,',...
        'set(e1,''string'',num2str(m));,',...
        'i=1;,',...
        'end,',...
        'k=''0'';,',...
        'g=''+'';']);
b16=uicontrol('parent',h0,...
    'units','points',...
    'tag','b16',...
    'style','pushbutton',...
    'string','關閉',...
    'fontsize',12,...
    'position',[125 15 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback','close');
b1=uicontrol('parent',h0,...
    'units','points',...
    'tag','b1',...
    'style','pushbutton',...
    'string','1',...
    'fontsize',12,...
    'position',[5 45 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0'',',...
        'k='''';,',...
        'end,',...
        'k=[k,''1''];,',... 
        'set(e1,''string'',k);']);
b2=uicontrol('parent',h0,...
    'units','points',...
    'tag','b2',...
    'style','pushbutton',...
    'string','2',...
    'fontsize',12,...
    'position',[45 45 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0'',',...
        'k='''';,',...
        'end,',...
        'k=[k,''2''];,',... 
        'set(e1,''string'',k);']);
b3=uicontrol('parent',h0,...
    'units','points',...
    'tag','b3',...
    'style','pushbutton',...
    'string','3',...
    'fontsize',12,...
    'position',[85 45 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0'',',...
        'k='''';,',...
        'end,',...
        'k=[k,''3''];,',... 
        'set(e1,''string'',k);']);
b14=uicontrol('parent',h0,...
    'units','points',...
    'tag','b14',...
    'style','pushbutton',...
    'string','/',...
    'fontsize',12,...
    'position',[125 45 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'i=i+1;,',...
        'if i==1,',...
        'm=str2num(k);,',...
        'set(e1,''string'',''0'');,',...
        'end,',...
        'if i>1,',...
        'k=get(e1,''string'');,',...
        'if k==''0'',',...
        'errordlg(''除數(shù)不能為0'');,',...
        'end,',...
        'if ~(k==''0''),',...
        'if g==''+'',',...
        'm=m+str2num(k);,',...
        'end,',...
        'if g==''-'',',...
        'm=m-str2num(k);,',...
        'end,',...
        'if g==''*'',',...
        'm=m*str2num(k);,',...
        'end,',...
        'if g==''/'',',...
        'm=m/str2num(k);,',...
        'end,',...
        'set(e1,''string'',num2str(m));,',...
        'end,',...
        'i=1;,',...
        'end,',...
        'k=''0'';,',...
        'g=''/'';']);
b4=uicontrol('parent',h0,...
    'units','points',...
    'tag','b4',...
    'style','pushbutton',...
    'string','4',...
    'fontsize',12,...
    'position',[5 75 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0'',',...
        'k='''';,',...
        'end,',...
        'k=[k,''4''];,',... 
        'set(e1,''string'',k);']);
b5=uicontrol('parent',h0,...
    'units','points',...
    'tag','b5',...
    'style','pushbutton',...
    'string','5',...
    'fontsize',12,...
    'position',[45 75 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0'',',...
        'k='''';,',...
        'end,',...
        'k=[k,''5''];,',... 
        'set(e1,''string'',k);']);
b6=uicontrol('parent',h0,...
    'units','points',...
    'tag','b6',...
    'style','pushbutton',...
    'string','6',...
    'fontsize',12,...
    'position',[85 75 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'if k==''0'',',...
        'k='''';,',...
        'end,',...
        'k=[k,''6''];,',... 
        'set(e1,''string'',k);']);
b13=uicontrol('parent',h0,...
    'units','points',...
    'tag','b13',...
    'style','pushbutton',...
    'string','*',...
    'fontsize',12,...
    'position',[125 75 35 20],...
    'backgroundcolor',[0.75 0.75 0.75],...
    'callback',[...
        'i=i+1;,',...
        'if i==1,',...
        'm=str2num(k);,',...
        'set(e1,''string'',''0'');,',...
        'end,',...
        'if i>1,',...
        'k=get(e1,''string'');,',...
        'if g==''+'',',...
        'm=m+str2num(k);,',...
        'end,',...
        'if g==''-'',',...
        'm=m-str2num(k);,',...
        'end,',..