Bài 1. viết chương trình lời chào hello!!! Private Sub cmdCHAO_Click() txtDisplay.Text = "chao ban!!!!!" End Sub Private Sub cmdTHOAT_Click() End End Sub Private Sub cmdXOA_Click() txtDisplay.Text = "" End Sub Bài 2 Option Explicit Private Sub cmdCAPNHAT_Click() Dim GT As String * 5 Dim HOTEN As String * 30 Dim NAMSINH As Integer Dim TUOI As Single Dim NAM As Date 'gán giá tri vào bien HOTEN = txtHOTEN NAMSINH = Val(txtNAMSINH) NAM = Year(Date) TUOI = NAM - txtNAMSINH If chkGT = 1 Then If TUOI <= 25 Then GT = " ANH " Else If TUOI > 50 Then GT = " ONG " Else GT = " CHU " End If End If Else If TUOI <= 25 Then GT = " CHI " Else If TUOI > 50 Then GT = " BA " Else GT = " CO " End If End If End If lblCHAO = "Chào" & GT & HOTEN & Chr(13) & "Rất vui được đón" & GT & "đến với cửa hàng của chúng tôi" End Sub Private Sub cmdTHOAT_Click() End End Sub Bài 3 Private Sub CmdASCII_Click() Dim i As Integer For i = 0 To 255 Text2 = Text2 & vbCrLf & i & " >" & Chr(i) Next i End Sub Private Sub CmdTHOAT_Click() End End Sub Private Sub CmdTINH_Click() LblKQ = Text1 & " >" & Chr(Text1) End Sub Private Sub Text1_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then Text1.SetFocus Text1.SelStart = 0 Text1.SelLength = Len(Text1) LblKQ = "ki tu bieu dien cua ma ASCII" & Text1 & " la: " & Chr(Val(Text1)) End If End Sub Bài 4 Private Sub CMDTHOAT_Click() If MsgBox("Ban That Su Muon Thoat??", 4 + 32, "tb") = 6 Then End End If End Sub Private Sub CMDXEM_Click() Dim I As Byte Dim A As String TXTNHAP.SetFocus If I < 1 And I > 9 Then TXT2.Text = "KHONG CO KET QUA!!!" TXTNHAP.SetFocus TXTNHAP.SelStart = 0 TXTNHAP.SelLength = Len(TXTNHAP) Else For I = 1 To 10 A = TXTNHAP.Text * I TXT2.Text = TXT2 & vbCrLf & TXTNHAP & " X " & I & " = " & A & vbCrLf TXTNHAP.SetFocus TXTNHAP.SelStart = 0 TXTNHAP.SelLength = Len(TXTNHAP) TXT2.SelStart = 0 TXT2.SelLength = Len(TXT2) Next I End If End Sub Bài 5 Private Sub cmdthoat_Click(Index As Integer) End End Sub Private Sub cmdtinh_Click(Index As Integer) Dim N, I, GT, X, f As Integer Dim S, T, S2, S3, S4 As Single N = Val(txt1) S = 0 For I = 1 To N S = S + 1 / I S = Format(S, "##,##.00") txt3 = S Next I GT = 1 T = 0 For I = 1 To N GT = GT * I T = T + 1 / GT T = Format(T, "##,##.00") txt4 = T Next I GT = 1 X = Val(txt2) S2 = 1 For I = 1 To N G = G * I S2 = S2 + X * I / GT txt5 = S2 Next I S4 = 0 For I = 1 To N S4 = S4 + Sin(X) + Sin(X) * I txt7 = S4 Next I End Sub Bài 6 Option Explicit Dim i As Byte Private Sub Form_Load() i = 0 End Sub Private Sub Timer1_Timer() If i < 5 Then Me.BackColor = QBColor(Int(Rnd * 16)) Image1.Picture = Image2(i).Picture i = i + 1 Else i = 0 End If End Sub Bài 7 Private Sub cmd_thoat_Click() End End Sub Private Sub cmd1_Click() Dim X, Y, CANH, CANH2 As Single X = Val(txtX) Y = Val(txtY) CANH = Val(txtCANH) CANH2 = Val(txtCANH2) If (txtCANH2.Visible = True) Then Shape1.Left = X Shape1.Top = Y Shape1.Width = CANH2 Shape1.Height = CANH Else Shape1.Left = X Shape1.Top = Y Shape1.Width = CANH Shape1.Height = CANH End If End Sub Private Sub cmd2_Click() Dim X, Y, CANH As Single X = Val(txtX) Y = Val(txtY) CANH = Val(txtCANH) CANH2 = Val(txtCANH2) If (txtCANH2.Visible = True) Then Shape1.Left = X - CANH / 2 Shape1.Top = Y - CANH2 / 2 Shape1.Width = CANH2 Shape1.Height = CANH Else Shape1.Left = X - CANH / 2 Shape1.Top = Y - CANH / 2 Shape1.Width = CANH Shape1.Height = CANH End If End Sub Private Sub form_load() ScaleMode = 7 Picture1.ScaleMode = 7 End Sub Private Sub Option2_Click(Index As Integer) Shape1.Shape = Index Select Case Index Case 0, 2 Label4.Visible = True txtCANH2.Visible = True Case 1, 3 Label4.Visible = False txtCANH2.Visible = False End Select End Sub Bài 8 timer : intetval: 500 Private Sub Timer1_Timer() Label1 = Time() End Sub Bài 9 [...]... Chr(13) & "hieu= " & hieu & Chr(13) & "tich= " & tich & Chr(13) & "thuong= " & thuong txtsodau.SetFocus txtsodau.SelStart = 0 txtsodau.SelLength = Len(txtsodau) End Sub Bài 11 Private Sub Command1_Click() lblxuat = txtnhap End Sub Bài 12 USCLN FORM 1 Option Explicit Dim x As Byte Dim y As Byte Public Function USCLN(ByVal A As Integer, ByVal B As Integer) Dim r As Integer Do While B 0 r = A Mod B... txtCanh2.SelStart = 0 txtCanh2.SelLength = Len(txtCanh2) End If End Sub Private Sub txtCanh2_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then ' goi thuc hien thu tuc cmdTINH-click cmdTINH_Click End If End Sub Bài 10 Private Sub cmdthoat_Click() End End Sub Private Sub txtsodau_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then txtsosau.SetFocus txtsosau.SelStart = 0 txtsosau.SelLength = Len(txtsosau) End If... Integer soA = Val(txtA) soB = Val(txtB) lblKQ = "uoc so chung lon nhat = " & Form1.USCLN(soA, soB) End Sub Private Sub Command2_Click() 'giải phóng for khỏi bộ nhớ Unload Me 'hiện form Form1.Show End Sub Bài 13.List Option Explicit Private Sub cmdEnd_Click() End End Sub Private Sub cmdSUA_Click() If txtNAME = "" Then MsgBox "chua nhap" txtNAME.SetFocus Else lstDS.List(lstDS.ListIndex) = txtNAME End If... lstDS.ListCount End Sub Private Sub Form_Load() Label3 = lstDS.ListCount cmdXOA.Enabled = False End Sub Private Sub lstDS_Click() txtNAME.Text = lstDS.Text cmdXOA.Enabled = True txtNAME.SetFocus End Sub Bài 14 Chạy chữ Option Explicit Private Sub Timer1_Timer() lblTRAI = Right(lblTRAI, Len(lblTRAI) - 1) & Left(lblTRAI, 1) lblTRAI.ForeColor = QBColor(Int(Rnd * 16)) lblPHAI = Right(lblPHAI, 1) & Left(lblPHAI,... HsbColor(Index).Value = Val(txtColor(Index).Text) 'Đặt màu tô của shpSample bằng RGB của ba giá trò trong ba thanh cuộn shpSample.FillColor = RGB(HsbColor(0).Value, HsbColor(1).Value, HsbColor(2).Value) End Sub Bài 15 Điều kiện hình vng và dãy hình vng Private Sub cmd_cheo_Click() Dim X, Y, CANH As Single X = Val(txtX) Y = Val(txtY) CANH = Val(txtCANH) Shape1.Left = X Shape1.Top = Y Shape1.Width = CANH Shape1.Height... Sqr(CANH * CANH + CANH * CANH) Picture1.Line (X, Y)-(X + CANH, Y + CANH) Picture1.Line (X + CANH, Y)-(X, Y + CANH) End Sub Private Sub Timer1_Timer() Shape1.BackColor = QBColor(Int(Rnd * 16)) End Sub Bài 16 Diện tích, chu vi hcn Option Explicit Private Sub cmdTINH_Click() Dim CANH1, CANH2, DT, CV As Single CANH1 = Val(txtCanh1) CANH2 = Val(txtCanh2) CV = (CANH1 + CANH2) * 2 DT = CANH1 * CANH2 lblKQ... txtCanh2.SelStart = 0 txtCanh2.SelLength = Len(txtCanh2) End If End Sub Private Sub txtCanh2_KeyPress(KeyAscii As Integer) If KeyAscii = 13 Then ' goi thuc hien thu tuc cmdTINH-click cmdTINH_Click End If End Sub Bài 17 Private Sub cmdco_GotFocus() cmdco.SetFocus End Sub Private Sub cmdco_MouseMove(Button As Integer, Shift As Integer, X As Single, Y As Single) cmdco.Move Rnd * (Me.ScaleWidth - cmdco.Width), Rnd . Bài 1. viết chương trình lời chào hello!!! Private Sub cmdCHAO_Click() txtDisplay.Text = "chao ban!!!!!" End. 3 Label4.Visible = False txtCANH2.Visible = False End Select End Sub Bài 8 timer : intetval: 500 Private Sub Timer1_Timer() Label1 = Time() End Sub Bài 9 Option Explicit Private Sub cmdTINH_Click() Dim CANH1,. thuong txtsodau.SetFocus txtsodau.SelStart = 0 txtsodau.SelLength = Len(txtsodau) End Sub Bài 11 Private Sub Command1_Click() lblxuat = txtnhap End Sub Bài 12 USCLN FORM 1 Option Explicit Dim x As Byte Dim y As Byte Public