郑州大学vb实验报告书答案

1、-. z.*大学VB实验报告书 参考 答案 以下内容均来自百度文库，所以仅供参考。不过经亲自测试 习题及实验一的答案根本正确，除了实验题的3，4小题没有改字形字体颜色什么的。实验一一、选择题DDBAB,C(CD)DDC,ADDCA二、填空题Windows中断工具箱代码分类form2.show有语法错误错误事件构造化文件名和构造工程编写代码双击任意控件或右健快捷菜单项选择代码窗口vb的安装文件夹属性方法fontload对象三、编程1-1Private Sub mand1_Click()Print Sqr(8), 8 (1 / 3)End Sub1-2Private Sub mand2_Click

2、()For i = 100 To 110 Print Sqr(i)Ne*t iEnd Sub1-3根本设置在属性窗口完成！Private Sub mand3_Click()Print *大学在前进!End Sub1-4根本设置在属性窗口完成！Private Sub mand4_Click()Label1 = 、白云、绿水、青山End Sub实验二一BCBCC,CBBDA,CCCBA,CBDCC二form_click()interval,5000vbp,frmtop,left,height,width,像素pictureloadlockedfont,alignmentgotfocus,lostf

3、ocus属性窗口，代码三2-1Private Sub mand1_Click()Label3 = Te*t1 * Te*t2End SubPrivate Sub mand2_Click()Label3 = Te*t1 / Te*t2End Sub2-2Private Sub mand1_Click()Picture1.Visible = TruePicture1 = LoadPicture(C:Documentsand SettingsAll UsersDocumentsMy Pictures例如图片Water lilies.jpg)End SubPrivate Sub mand2_Click

4、()Picture1.Visible = TruePicture1 = LoadPicture(C:Documentsand SettingsAll UsersDocumentsMy Pictures例如图片Winter.jpg)End SubPrivate Sub mand3_Click()Picture1.Visible = FalseEnd Sub2-3Private Sub mand1_Click()Label3 = Te*t1 * Te*t2End Sub2-4Private Sub mand1_Click()Te*t2 = Te*t1End SubPrivate Sub mand2

5、_Click()Te*t1 = Te*t2 = End SubPrivate Sub Te*t1_Change()mand1.Visible = Truemand2.Visible = TrueEnd Sub2-5Private Sub mand1_Click()Timer1.Interval = 500End SubPrivate Sub mand2_Click()Timer1.Interval = 0End SubPrivate Sub Timer1_Timer()Image1.Left = Int(Rnd * (Form1.ScaleWidth -Image1.Width)Image1.

6、Top = Int(Rnd * (Form1.ScaleHeight -Image1.Height)End Sub实验三一A(BC)(BC)AA,A(BCD)DBB,B二3，4，5，6，8，10，11，12，14，15，16三abs(*+y)(3+*y)2(-b+sqr(b2-4*a*c)/(2*a)sin(30*3.14/180)+e*p(2)四int(rnd*71+20)*y=10 and *=A and *=Zleft(s,3) 或者,mid(s,1,3)五3-2Private Sub mand1_Click()Dim * As Single* = Val(Te*t1)Print For

7、mat(* 2, #.000),Format(Sqr(*), #.000), Format(* 3, #.000), Format(* (1 / 3), #.000)End Sub3-3Private Sub mand1_Click()Dim * As Integer* = Int(Rnd * 900 + 100)Te*t1 = Trim(Str(*)Te*t2 = Right(Te*t1, 1) + Mid(Te*t1, 2, 1)+ Left(Te*t1, 1)End Sub3-4Private Sub mand1_Click()Dim ma*, min As Integermin = V

8、al(Te*t1)ma* = Val(Te*t2)RandomizePrint Int(Rnd * (ma* - min + 1) + min),Int(Rnd * (ma* - min + 1) + min), Int(Rnd * (ma* - min + 1) + min)End Sub3-5Private Sub mand1_Click()Te*t1 = DateTe*t2 = TimeTe*t3 = WeekdayName(Weekday(Date)End Sub实验四一CDCDA,DBBAC二(1) 48.71E-01,-4.8712(2) 关系，逻辑，数值(3) 900，100，m

9、id(a,2,1),c(4)m1,2,3print m & 月是第二季度end select三(1) *=4 y=13(2) 10四4-1Private Sub mand1_Click()Dim num, a1, a2, a3 As Singlenum = Val(Te*t1) * 180 / 3.14a1 = Int(num)num = num - a1a2 = Int(num * 60)num = num * 60 - a2a3 = Format(num * 60, #.000)Print a1, a2, a3End Sub4-2Private Sub mand1_Click()Dim y

10、 As Integery = Val(Te*t1)If (y Mod 400 = 0 Or y Mod 4 = 0 And y Mod100 0) Then MsgBo* y & 是闰年Else MsgBo* y & 不是闰年End IfEnd Sub4-3Private Sub mand1_Click()Dim *, y, z, t As Integer* = Val(InputBo*(input *:)y = Val(InputBo*(input y:)z = Val(InputBo*(input z:)If * y Then t = *: * = y: y = tIf y z Thent

11、= y: y = z: z = t If * y Then t = *: * = y: y = tEnd IfPrint *, y, zEnd Sub4-4Private Sub mand1_Click()Dim nettime As Integer, money As Singlenettime = Val(InputBo*(每月上网时数：, 上网费用)If nettime = -1 Then money = 0ElseIf nettime 10 Then money = 25ElseIf nettime 50 Then money = nettime * 2ElseIf nettime 1

12、00 Then money = nettime * 1.5ElseIf nettime 200 Then money = nettimeElse money = 200End IfIf money 0 Then MsgBo* 该月上网费用为 & money &元实验五一BCBAC二1for *=1 to 10s*(1-1/*)(2)0t1E-6(3)jt(4)511 5三5-1Private Sub mand1_Click()Dim i, sum As Integersum = 0For i = 1 To 100sum = sum + iNe*t iPrint 1+2+.+100=; sumE

13、nd Sub5-2Private Sub mand1_Click()Dim *, y As IntegerFor * = 0 To 20 For y = 0 To 33 If 5 * * + 3 * y + (100 - * - y) / 3 = 100 Then Print *, y, 100 - * - y End If Ne*t yNe*t *End Sub5-3Private Sub mand1_Click()Dim i As Integeri = 7DoIf i Mod 2 = 1 And i Mod 3 = 2 And i Mod 5= 4 And i Mod 6 = 5 And

14、i Mod 7 = 0 Then Print i E*it DoElsei= i + 7End IfLoopEnd Sub5-4Private Sub mand1_Click()Dim *, y, z As IntegerFor * = 1 To 9 For y = 1 To 9 For z = 0 To 9 If 100 * * + 10 * * + z + 100 * y + 10 * z + z = 532 ThenPrint *, y, z End If Ne*t z Ne*t yNe*t *End Sub5-5Private Sub mand1_Click()Dim sum As S

15、ingle, n As Integersum = 1Do While sum = 0.0001 ti = (-1) (i + 1) / (2 * i - 1) pi = pi + tii= i + 1LoopEnd Sub5-9Private Sub mand1_Click()Dim i, j, k As IntegerPrint 水仙花数有：For i = 1 To 9 For j = 0 To 9 For k = 0 To 9If i * 100 + j * 10 + k = i 3 + j 3+ k 3 ThenPrint i, j, k End If Ne*t k Ne*t jNe*t

16、 iEnd Sub5-10Private Sub mand1_Click()Dim i, j, k As Integerk = 0For i = 999 To 100 Step -1 For j = 2 To Int(Sqr(i) If i Mod j = 0 Then E*it For Ne*t j If j = Int(Sqr(i) + 1 Then k = k + 1: Print i If k = 3 Then E*it ForNe*t iEnd Sub5-11Private Sub mand1_Click()Dim i, n, min, ma* As IntegerDim aver

17、As Singlemin = 100ma* = 50For i = 1 To 20n= Int(Rnd * (99 - 51) + 51) Print n; If i Mod 5 = 0 Then Print If n ma* Then ma* = n If n Ma* Then Ma* = ia(i): iMa* = iIf ia(i) min Then min = ia(i): imin = iNe*t iPrint ma*=; Ma*,ima*=; iMa*Print min=; min,imin=; iminPrint aver=; aver / 10End Sub6-2Private

18、 Sub mand1_Click()Dim ia(20), num(5) As IntegerDim Ma*, min, aver As Integer, iMa*, iminAs IntegerFor i = 1 To 20 ia(i) = Int(Rnd * 101) Print ia(i); Select Case ia(i) Case Is 60 num(1) = num(1) + 1Case60 To 69 num(2) = num(2) + 1 Case 70 To 79 num(3) = num(3) + 1 Case 80 To 89 num(4) = num(4) + 1 C

19、ase 90 To 100 num(5) = num(5) + 1 End SelectNe*t iPrintPrint 各分数段的人数分别是(059,6069,7079,8089,90100)：For i = 1 To 5 Print num(i);Ne*t iEnd Sub6-3Private Sub mand1_Click()Dim a(10) As Integer, t%For i = 1 To 10a(i) = Int(Rnd * 51)Print a(i);Ne*t iPrintFor i = 1 To 9For j = i + 1 To 10 Ifa(i) Ma* Then Ma

20、* = ia(i, j): iMa* = i: jma* = j Ne*t j PrintNe*t iPrint ma*=; Ma*,ima*=; iMa*, jma*=; jma*End Sub实验七一CCDAB DDAAA二1n！21到n累加和3n是否是素数4冒泡排序5递归调用实现斐波那契数列6求最大公约数和最小公倍数三7-1Private Sub mand1_Click()Dim n, sum As Integern = Val(InputBo*(n=)sum = jsh(n)Print 1!+2!+.+; n;!=; sumEnd SubPublic Function jsh(n) A

21、s IntegerDim i, s, t As Integers = 0t = 1For i = 1 To nt= t * is= s + tNe*t ijsh = sEnd Function7-2Private Sub mand1_Click()Dim n, flag As Integern = Val(InputBo*(n=)flag = 1sushu n, flagPrint n=; flagEnd SubPublic Sub sushu(n, flag)Dim i As IntegerFor i = 2 To n - 1 If n Mod i = 0 Then flag = 0: E*

22、it ForNe*t iEnd Sub7-3Private Sub mand1_Click()Dim flag As Integer, str As Stringstr = InputBo*(n=)flag = huiwen(str)If flag = 1 Then Print str; 是回文数 Else Print str; 不是回文数End SubPublic Function huiwen(str) As IntegerDim lens, m, i As Integerlens = Len(str)For i = 1 To Int(lens / 2) If Mid(str, i, 1)

23、 Mid(str, lens - i + 1, 1) Then E*it ForNe*t iIf i = Int(lens / 2) + 1 Then huiwen = 1Else huiwen = 0End Function7-4Private Sub mand1_Click()Dim n, m, c1, c21, c22, c23 As Integern = Val(InputBo*(n=)m = Val(InputBo*(m=)c1 = jc1(n) / (jc1(m) * jc1(n - m)Print 函数计算c1=; c1jc2 n, c21jc2 m,c22jc2 n - m,

24、c23Print 子过程计算c2=; c21 / (c22 * c23)End SubPublic Sub jc2(n, c)Dim i As Integerc = 1For i = 1 To nc= c * iNe*t iEnd SubPublic Function jc1(n)Dim i As Integers = 1For i = 1 To ns= s * iNe*t ijc1 = sEnd Function7-5Private Sub mand1_Click()Dim str1 As Stringstr1 = InputBo*(请输入一个实数：)MsgBo* sum(str1)End

25、SubPublic Function sum(str As String)Dim lens, i, n As IntegerDim c As String * 1lens = Len(str)n = 0For i = 1 To lensc= Mid(str, i, 1) If c = 0 Then n = n + Val(c) End IfNe*t isum = nEnd Function7-6Private Sub mand1_Click()Dim str1 As Stringstr1 = InputBo*(请输入一个字符串：)Print str1; 中有数字字符; num(str1); 个

26、。End SubPublic Function num(str As String)Dim lens, i, n As IntegerDim c As String * 1lens = Len(str)n = 0For i = 1 To lensc= Mid(str, i, 1) If c = 0 Then n = n + 1 End IfNe*t inum = nEnd Function7-7Private Sub mand1_Click()可参考本实验填空第六题或采用本方法，注意两法的形参是传地址还是传值的区别Dim m, n, y, b As Integerm = Val(InputBo

27、*(please input ainteger(m):)n = Val(InputBo*(please input ainteger(n):)Print m; 和; n;gysgbs m, n, pPrint 的最大公约数为; nPrint 最小公倍数为; pEnd SubPublic Sub gysgbs(a, b, c)Dim r As Integerc = a * br = a Mod bDo While r 0a= bb= rr= a Mod bLoopc = c / bEnd SubVisual Basic程序设计课程考试大纲本学期19周，1-16周上课，周4学时，课程总学时64，其

28、中：理论32+上机32【根本要求】熟悉Visual Basic集成开发环境；了解Visual Basic中对象的概念和事件驱动程序的根本特性；掌握Visual Basic的根本语句；了解简单的数据构造和算法；掌握Visual Basic常用控件及其控件的三个要素；掌握模块化程序设计的过程设计包括函数过程、子过程方法；能针对简单的实际问题构造算法，并能正确地实现算法与程序之间的转换，具有使用Visual Basic编制和上机调试简单程序的能力；培养利用计算机解决问题的意识、思路和能力，为今后进展计算机应用奠定根底。【考试*围】1.Visual Basic程序设计概述Q开展、特点、版本、安装、启动、退出QVisual Basic 6.0集成开发环境7个主要窗口2.Visual Basic程序设计的相关概念Q对象和类的