?? 例6-1.mht
字號:
si-font-family:
"Times New Roman"'>来存放累加的和=
（开始为</span><span
lang=3DEN-US>0</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>），用变&#=
37327;</span><i
style=3D'mso-bidi-font-style:normal'><span lang=3DEN-US>n</span></i><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>来存放“加数”&#=
65288;加到</span><i
style=3D'mso-bidi-font-style:normal'><span lang=3DEN-US>s</span></i><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>中的数）。这里=
</span><i
style=3D'mso-bidi-font-style:normal'><span lang=3DEN-US>n</span></i><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>又称为计数器，=
从</span><span
lang=3DEN-US>1</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>开始到</span><sp=
an
lang=3DEN-US>100</span><span style=3D'font-family:SimSun;mso-ascii-font-fam=
ily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>为止=
。</span></p>
<p class=3DMsoNormal><span lang=3DEN-US><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>设计步骤如下：=
</span></p>
<p class=3DMsoNormal><span lang=3DEN-US><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>①</span> <span style=3D'font-family:SimSun;mso-asc=
ii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>建立=
应用程序用户界面与=
5774;置对象属性，如图</span=
><span
lang=3DEN-US>6-1</span><span style=3D'font-family:SimSun;mso-ascii-font-fam=
ily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>所示=
。</span></p>
<p class=3DMsoNormal align=3Dcenter style=3D'text-align:center'><span lang=
=3DEN-US><!--[if gte vml 1]><v:shapetype
id=3D"_x0000_t75" coordsize=3D"21600,21600" o:spt=3D"75" o:preferrelative=
=3D"t"
path=3D"m@4@5l@4@11@9@11@9@5xe" filled=3D"f" stroked=3D"f">
<v:stroke joinstyle=3D"miter"/>
<v:formulas>
<v:f eqn=3D"if lineDrawn pixelLineWidth 0"/>
<v:f eqn=3D"sum @0 1 0"/>
<v:f eqn=3D"sum 0 0 @1"/>
<v:f eqn=3D"prod @2 1 2"/>
<v:f eqn=3D"prod @3 21600 pixelWidth"/>
<v:f eqn=3D"prod @3 21600 pixelHeight"/>
<v:f eqn=3D"sum @0 0 1"/>
<v:f eqn=3D"prod @6 1 2"/>
<v:f eqn=3D"prod @7 21600 pixelWidth"/>
<v:f eqn=3D"sum @8 21600 0"/>
<v:f eqn=3D"prod @7 21600 pixelHeight"/>
<v:f eqn=3D"sum @10 21600 0"/>
</v:formulas>
<v:path o:extrusionok=3D"f" gradientshapeok=3D"t" o:connecttype=3D"rect"/>
<o:lock v:ext=3D"edit" aspectratio=3D"t"/>
</v:shapetype><v:shape id=3D"_x0000_i1025" type=3D"#_x0000_t75" style=3D'wi=
dth:105.6pt;
height:61.2pt'>
<v:imagedata src=3D"file8657.files/image001.png" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D141 height=3D82
src=3D"file8657.files/image002.jpg" v:shapes=3D"_x0000_i1025"><![endif]><sp=
an
style=3D'mso-spacerun:yes'> =
</span><!--[if gte vml 1]><v:shape id=3D"_x0000_i1026" type=3D"#_x0000_t75"
style=3D'width:105.6pt;height:61.2pt'>
<v:imagedata src=3D"file8657.files/image003.png" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D141 height=3D82
src=3D"file8657.files/image004.jpg" v:shapes=3D"_x0000_i1026"><![endif]></s=
pan></p>
<h6><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roma=
n";
mso-hansi-font-family:Roman'>图</span><span lang=3DEN-US>6-1<span
style=3D'mso-spacerun:yes'> </span></span><span style=3D'font-family:=
SimSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:Roman'>ॿ=
4;立用户界面</span><span
lang=3DEN-US><span
style=3D'mso-spacerun:yes'> =
</span></span><span style=3D'font-family:SimSun;mso-ascii-font-family:"Time=
s New Roman";
mso-hansi-font-family:Roman'>图</span><span lang=3DEN-US>6-2<span
style=3D'mso-spacerun:yes'> </span></span><span style=3D'font-family:=
SimSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:Roman'>ఴ=
3;序运行结果</span></h6>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;tab-stops:60.25p=
t 432.15pt'><span
lang=3DEN-US><span style=3D'mso-spacerun:yes'> </span></s=
pan><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>②</span> <span style=3D'font-family:SimSun;mso-asc=
ii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>编写=
事件代码。</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;tab-stops:60.25p=
t 432.15pt'><span
lang=3DEN-US><span style=3D'mso-spacerun:yes'> </span></s=
pan><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>编写“计算”命&#=
20196;按钮</span><span
lang=3DEN-US>Command1</span><span style=3D'font-family:SimSun;mso-ascii-fon=
t-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的</span><=
span
lang=3DEN-US>Click</span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（单=
击）事件代码：</span></p>
<p class=3Da><b style=3D'mso-bidi-font-weight:normal'><span lang=3DEN-US>Pr=
ivate Sub
Command1_<span class=3DGramE>Click()</span><o:p></o:p></span></b></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> </s=
pan>Dim s <span
class=3DGramE>As</span> Integer, n As Integer</span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> </s=
pan>s =3D 0<span
style=3D'mso-tab-count:7'> &=
nbsp; &nbs=
p; &=
nbsp; &nbs=
p; =
</span>'
</span><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New R=
oman";
mso-hansi-font-family:"Times New Roman"'>累加器赋&#=
21021;值</span><span
lang=3DEN-US>0</span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> </s=
pan>For n
=3D 1 To 100<span style=3D'mso-spacerun:yes'> </span><span style=3D'm=
so-tab-count:
5'> =
&nb=
sp; =
</span>'
</span><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New R=
oman";
mso-hansi-font-family:"Times New Roman"'>初值为</span><sp=
an
lang=3DEN-US>1</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，终值为</=
span><span
lang=3DEN-US>100</span><span style=3D'font-family:SimSun;mso-ascii-font-fam=
ily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，步=
长为</span><span
lang=3DEN-US>1</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>（省略）</=
span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> &nbs=
p;
</span>s =3D s + n<span style=3D'mso-spacerun:yes'> </span><span
style=3D'mso-tab-count:6'> &=
nbsp; &nbs=
p; &=
nbsp; &nbs=
p; </span>'
</span><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New R=
oman";
mso-hansi-font-family:"Times New Roman"'>进行累加</=
span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> </s=
pan>Next n</span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'>
</span>Text1.Text =3D s<span style=3D'mso-spacerun:yes'> </span><span
style=3D'mso-tab-count:5'> &=
nbsp; &nbs=
p; &=
nbsp; </span>'
</span><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New R=
oman";
mso-hansi-font-family:"Times New Roman"'>输出累加&#=
32467;果</span></p>
<p class=3Da><b style=3D'mso-bidi-font-weight:normal'><span lang=3DEN-US>En=
d Sub<o:p></o:p></span></b></p>
<p class=3DMsoNormal><span lang=3DEN-US style=3D'mso-bidi-language:HE'><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman";mso-bidi-language:HE'>运行程序=
5292;结果如图</span><span
lang=3DEN-US style=3D'mso-bidi-language:HE'>6-2</span><span style=3D'font-f=
amily:
SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times=
New Roman";
mso-bidi-language:HE'>所示。</span><span lang=3DEN-US
style=3D'mso-bidi-language:HE'><o:p></o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
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