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Contoh Kasus Menggunakan IIF dan Select-Case pada VB.NET

Kasus 6 Menggunakan IIF


Berikut Source Code nya:

Public Class kasus6
    'nadiahtami 2017230007
    Dim hadir, tugas, uts, uas, akhir As Integer
    Dim grade, keterangan As String
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Application.Exit()
    End Sub
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        TextBox6.Text = ""
        TextBox7.Text = ""
        TextBox8.Text = ""
        ComboBox1.Text = ""
    End Sub
    Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox2.Focus()
        End If
    End Sub
    Private Sub TextBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox2.KeyPress
        Dim keyascii As Short = Asc(e.KeyChar)
        If (e.KeyChar Like "[A-Z,a-z]" _
            OrElse keyascii = Keys.Back _
            OrElse keyascii = Keys.Space _
            OrElse keyascii = Keys.Return _
            OrElse keyascii = Keys.Delete _
            ) Then
            keyascii = 0
        End If
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
        e.Handled = CBool(keyascii)
    End Sub
    'nadiahtami2017230007
    Private Sub TextBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox3.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox4.Focus()
        End If
    End Sub
    Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox5.Focus()
        End If
    End Sub
    Private Sub TextBox5_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox5.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox6.Focus()
        End If
    End Sub
    Private Sub TextBox6_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox6.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            uas = TextBox6.Text
            uts = TextBox5.Text
            tugas = TextBox4.Text
            hadir = TextBox3.Text
            TextBox7.Text = (hadir * (20 / 100)) + (tugas * (25 / 100)) + (uts * (25 / 100)) + (uas * (30 / 100))
            TextBox7.Focus()
        End If
    End Sub
    Private Sub TextBox7_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox7.KeyPress
        akhir = TextBox7.Text
        grade = IIf(akhir >= 86 And akhir <= 100, "A", IIf(akhir >= 74 And akhir <= 85, "B",
            IIf(akhir >= 60 And akhir <= 73, "C", IIf(akhir >= 46 And akhir <= 59, "D", "E"))))
        TextBox8.Text = grade
        If (e.KeyChar = Chr(13)) Then
            TextBox8.Focus()
        End If
    End Sub

End Class

Kasus 7 Menggunakan IIF


Berikut Source Code nya :

Public Class kasus7
    Dim jabatan As String
    Dim gaji, tunjangan, total, potongan As Integer
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        TextBox6.Text = ""
        ComboBox1.Text = ""
    End Sub
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Application.Exit()
    End Sub
    Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        Dim keyascii As Short = Asc(e.KeyChar)
        If (e.KeyChar Like "[A-Z,a-z]" _
            OrElse keyascii = Keys.Back _
            OrElse keyascii = Keys.Space _
            OrElse keyascii = Keys.Return _
            OrElse keyascii = Keys.Delete _
            ) Then
            keyascii = 0
        End If
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
        e.Handled = CBool(keyascii)
    End Sub
    'nadiahtami 2017230007
    Private Sub ComboBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles ComboBox1.KeyPress
        jabatan = ComboBox1.Text
        gaji = IIf(jabatan = "Manager", "5000000", IIf(jabatan = "Supervisor", "2500000", IIf(jabatan = "Operasional", "1000000", "0")))
            TextBox2.Text = gaji
            TextBox2.Focus()
    End Sub
    Private Sub TextBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox2.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
    End Sub
    Private Sub TextBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox3.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        gaji = TextBox2.Text
        If (e.KeyChar = Chr(13)) Then
            tunjangan = TextBox3.Text
            total = gaji + tunjangan
            TextBox4.Text = total
            TextBox4.Focus()
        End If
    End Sub
    Private Sub TextBox5_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox5.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox6.Text = TextBox4.Text - TextBox5.Text
            TextBox6.Focus()
        End If
    End Sub
    Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox5.Focus()
        End If
    End Sub

End Class

Kasus 8 Menggunakan Select Case


Berikut Source Code nya :

Public Class kasus8
    'nadiahtami 2017230007
    Dim harga, jumlah, subtotal, diskon, tagihan, bayar, kembali As Integer
    Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        If (e.KeyChar = Chr(13)) Then
            TextBox2.Focus()
        End If
    End Sub
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Dim pesan As String
        pesan = MsgBox("Yakin Ingin Keluar??", vbYesNo, "Konfirmasi")
        If pesan = vbYes Then
            End
        End If
    End Sub
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        TextBox6.Text = ""
        TextBox7.Text = ""
        TextBox8.Text = ""
        TextBox9.Text = ""
        ComboBox1.Text = ""
    End Sub
    Private Sub TextBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox2.KeyPress
        Dim keyascii As Short = Asc(e.KeyChar)
        If (e.KeyChar Like "[A-Z,a-z]" _
            OrElse keyascii = Keys.Back _
            OrElse keyascii = Keys.Space _
            OrElse keyascii = Keys.Return _
            OrElse keyascii = Keys.Delete _
            ) Then
            keyascii = 0
        End If
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
        e.Handled = CBool(keyascii)
    End Sub
    Private Sub TextBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox3.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox4.Focus()
        End If
    End Sub
    'nadiahtami 2017230007
    Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            harga = TextBox3.Text
            jumlah = TextBox4.Text
            TextBox5.Text = harga * jumlah
            TextBox5.Focus()
        End If
    End Sub
    Private Sub TextBox5_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox5.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            subtotal = TextBox5.Text
            jumlah = TextBox4.Text
            Select Case subtotal
                Case Is >= 100
                    diskon = subtotal * (10 / 100)
                Case 50 To 100
                    diskon = subtotal * (7 / 100)
                Case 20 To 50
                    diskon = subtotal * (4 / 100)
                Case Else
                    diskon = 0
            End Select
            TextBox6.Text = diskon
            TextBox6.Focus()
        End If
    End Sub
    Private Sub TextBox6_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox6.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            subtotal = TextBox5.Text
            diskon = TextBox6.Text
            tagihan = subtotal - diskon
            TextBox8.Focus()
        End If
        TextBox7.Text = tagihan
    End Sub
    Private Sub TextBox8_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox8.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            bayar = TextBox8.Text
            diskon = TextBox6.Text
            kembali = bayar - tagihan
            TextBox9.Focus()
        End If
        TextBox9.Text = kembali
    End Sub
    Private Sub ComboBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles ComboBox1.KeyPress
        Select ComboBox1.Text
            Case "Dus"
                TextBox3.Text = 100000
            Case "Box"
                TextBox3.Text = 30000
            Case "Botol"
                TextBox3.Text = 15000
            Case "Kaplet"
                TextBox3.Text = 5000
        End Select
    End Sub
End Class

Kasus 9 Menggunakan Select Case


Berikut Source Codenya :

Public Class kasus9
    Dim jabatan As String
    Dim gaji, tunjangan, total, potongan, anak, keluarga As Integer
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        TextBox6.Text = ""
        TextBox7.Text = ""
        ComboBox1.Text = ""
        ComboBox2.Text = ""
        ComboBox3.Text = ""
    End Sub
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Application.Exit()
    End Sub

    Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        Dim keyascii As Short = Asc(e.KeyChar)
        If (e.KeyChar Like "[A-Z,a-z]" _
            OrElse keyascii = Keys.Back _
            OrElse keyascii = Keys.Space _
            OrElse keyascii = Keys.Return _
            OrElse keyascii = Keys.Delete _
            ) Then
            keyascii = 0
        End If
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
        e.Handled = CBool(keyascii)
    End Sub
    'nadiahtami 2017230007
    Private Sub TextBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox2.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
    End Sub
    Private Sub TextBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox3.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        gaji = TextBox2.Text
        If (e.KeyChar = Chr(13)) Then
            TextBox4.Focus()
        End If
    End Sub
    Private Sub TextBox5_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox5.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox6.Text = 25 / 100 * TextBox5.Text
            TextBox6.Focus()
        End If
    End Sub
    Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            tunjangan = TextBox3.Text
            total = gaji + tunjangan + keluarga
            TextBox5.Text = total
            TextBox5.Focus()
        End If
    End Sub
    Private Sub ComboBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles ComboBox2.KeyPress
        jabatan = ComboBox2.Text
        Select Case jabatan
            Case Is = "Manager"
                gaji = 3000000
                tunjangan = 2000000
            Case Is = "Supervisor"
                gaji = 1500000
                tunjangan = 1000000
            Case Is = "Operasional"
                gaji = 1000000
                tunjangan = 500000
        End Select
        TextBox2.Text = gaji
        TextBox3.Text = tunjangan
        TextBox4.Focus()
    End Sub
    Private Sub ComboBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles ComboBox3.KeyPress
        anak = ComboBox3.Text
        Select Case anak
            Case Is = 0
                keluarga = 100000
            Case Is = 1
                keluarga = 300000
            Case Is = 2
                keluarga = 500000
        End Select
        TextBox4.Text = keluarga
        TextBox4.Focus()
    End Sub
    Private Sub TextBox6_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox6.KeyPress
        TextBox7.Text = TextBox5.Text - TextBox6.Text
    End Sub

End Class

Kasus 10 Menggunakan Select Case


Berikut Source Codenya :

Public Class kasus10
    'nadiahtami 2017230007
    Dim sks, jumlah, tagihan, bayar, kembali As Integer
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        TextBox6.Text = ""
        TextBox7.Text = ""
        ComboBox1.Text = ""
        ComboBox2.Text = ""
    End Sub
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Dim pesan As String
        pesan = MsgBox("Yakin Ingin Keluar??", vbYesNo, "Konfirmasi")
        If pesan = vbYes Then
            End
        End If
    End Sub
    Private Sub ComboBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles ComboBox2.KeyPress
        Select Case ComboBox1.Text + ComboBox2.Text
            Case "Reguler" + "Akuntansi"
                TextBox3.Text = 450000
            Case "Reguler" + "Manajemen"
                TextBox3.Text = 400000
            Case "Reguler" + "Teknik Informatika"
                TextBox3.Text = 350000
            Case "Reguler" + "Sistem Informasi"
                TextBox3.Text = 330000
            Case "Karyawan" + "Akuntansi"
                TextBox3.Text = 500000
            Case "Karyawan" + "Manajemen"
                TextBox3.Text = 450000
            Case "Karyawan" + "Teknik Informatika"
                TextBox3.Text = 400000
            Case "Karyawan" + "Sistem Informasi"
                TextBox3.Text = 380000
        End Select
    End Sub
    Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        If (e.KeyChar = Chr(13)) Then
            TextBox2.Focus()
        End If
    End Sub
    Private Sub TextBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox2.KeyPress
        Dim keyascii As Short = Asc(e.KeyChar)
        If (e.KeyChar Like "[A-Z,a-z]" _
            OrElse keyascii = Keys.Back _
            OrElse keyascii = Keys.Space _
            OrElse keyascii = Keys.Return _
            OrElse keyascii = Keys.Delete _
            ) Then
            keyascii = 0
        End If
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
        e.Handled = CBool(keyascii)
    End Sub
    Private Sub TextBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox3.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox4.Focus()
        End If
    End Sub
    Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            sks = TextBox3.Text
            jumlah = TextBox4.Text
            TextBox5.Text = sks * jumlah
            TextBox5.Focus()
        End If
    End Sub
    Private Sub TextBox6_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox6.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            tagihan = TextBox5.Text
            bayar = TextBox6.Text
            TextBox7.Text = bayar - tagihan
            TextBox7.Focus()
        End If
    End Sub
    Private Sub TextBox5_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox5.KeyPress
        If (e.KeyChar = Chr(13)) Then
            TextBox6.Focus()
        End If
    End Sub

End Class

Kasus 11 Menggunakan Select Case


Berikut Source Codenya :

Public Class kasus11
    Dim merk, ukuran As String
    Dim harga, jumlah, subtotal, diskon, tagihan, bayar, kembali As Integer
    'Nadiahtami 2017230007'
    Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        Dim keyascii As Short = Asc(e.KeyChar)
        If (e.KeyChar Like "[A-Z,a-z]" _
            OrElse keyascii = Keys.Back _
            OrElse keyascii = Keys.Space _
            OrElse keyascii = Keys.Return _
            OrElse keyascii = Keys.Delete _
            ) Then
            keyascii = 0
        End If
        If (e.KeyChar = Chr(13)) Then
            ComboBox1.Focus()
        End If
        e.Handled = CBool(keyascii)
    End Sub
    Private Sub ComboBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles ComboBox2.KeyPress
        Select Case ComboBox1.Text + ComboBox2.Text
            Case "IMP" + "XL"
                TextBox2.Text = 250000
            Case "IMP" + "L"
                TextBox2.Text = 240000
            Case "IMP" + "M"
                TextBox2.Text = 230000
            Case "Prada" + "XL"
                TextBox2.Text = 170000
            Case "Prada" + "L"
                TextBox2.Text = 160000
            Case "Prada" + "M"
                TextBox2.Text = 150000
            Case "Gucci" + "XL"
                TextBox2.Text = 280000
            Case "Gucci" + "L"
                TextBox2.Text = 270000
            Case "Gucci" + "M"
                TextBox2.Text = 260000
            Case "Loius" + "XL"
                TextBox2.Text = 360000
            Case "Loius" + "L"
                TextBox2.Text = 350000
            Case "Loius" + "M"
                TextBox2.Text = 340000
            Case "Denim" + "XL"
                TextBox2.Text = 130000
            Case "Denim" + "L"
                TextBox2.Text = 120000
            Case "Denim" + "M"
                TextBox2.Text = 110000
        End Select
        TextBox2.Focus()
    End Sub
    Private Sub TextBox2_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox2.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox3.Focus()
        End If
    End Sub
    Private Sub TextBox3_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox3.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            harga = TextBox2.Text
            jumlah = TextBox3.Text
            TextBox4.Text = harga * jumlah
            TextBox4.Focus()
        End If
    End Sub
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        TextBox6.Text = ""
        TextBox7.Text = ""
        TextBox8.Text = ""
        ComboBox1.Text = ""
        ComboBox2.Text = ""
    End Sub
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Dim pesan As String
        pesan = MsgBox("Yakin Ingin Keluar??", vbYesNo, "Konfirmasi")
        If pesan = vbYes Then
            End
        End If
    End Sub
    Private Sub TextBox4_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox4.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            subtotal = TextBox4.Text
            If subtotal >= 1000000 Then
                diskon = subtotal * (10 / 100)
            ElseIf subtotal >= 500000 And jumlah <= 1000000 Then
                diskon = subtotal * (7 / 100)
            ElseIf subtotal >= 200000 And jumlah <= 500000 Then
                diskon = subtotal * (4 / 100)
            Else
                diskon = 0
            End If
            TextBox5.Text = diskon
            TextBox5.Focus()
        End If
    End Sub
    Private Sub TextBox5_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox5.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            subtotal = TextBox4.Text
            diskon = TextBox5.Text
            tagihan = subtotal - diskon
            TextBox6.Focus()
        End If
        TextBox6.Text = tagihan
    End Sub
    Private Sub TextBox7_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox7.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            tagihan = TextBox6.Text
            bayar = TextBox7.Text
            TextBox8.Text = bayar - tagihan
        End If
    End Sub
    Private Sub TextBox6_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox6.KeyPress
        If Not ((e.KeyChar >= "0" And e.KeyChar <= "9") Or e.KeyChar = vbBack) Then e.Handled = True 'hanya bisa menginput angka
        If (e.KeyChar = Chr(13)) Then
            TextBox7.Focus()
        End If
    End Sub
End Class

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