1. BAB III
PENGOLAHAN DATA
3.1. Properties
3.1.1. Properties Form 1
Pengaturanpropertiesdarimasing-masingobjekpadaform 1
dapatdilihatpadaTabel 3.1.
Gambar 3.1. Tampilan Awal Form 1
Tabel 3.1.PengaturanProperties padaForm 1
Objek Properties Nilai
(Name) Awal
Form 1 Caption Form 1
Picture (Bitmap)
(Name) Image1
Image 1
Picture (Bitmap)
(Name) Label 1
Label 1 Caption Perhitungan ERR
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 20
(Name) Command 1
Command 1
Caption Menghitung ERR

2. Tabel 3.1.PengaturanProperties padaForm 1Lanjutan
Objek Properties Nilai
(Name) Command 2
Command 2
Caption Teori
(Name) Command 3
Command 3
Caption About us
(Name) Command 4
Command 4
Caption Keluar
3.1.2. Properties Form Teori
Pengaturanpropertiesdarimasing-
masingobjekpadaformTeoridapatdilihatpadaTabel 3.2.
Gambar 3.2. Tampilan Awal Form Teori

3. Tabel 3.2.PengaturanPropertiespadaFormTeori
Objek Properties Nilai
(Name) Form2
Form2 Caption Teori
Picture (Bitmap)
(Name) Image1
Image 1
Picture (Bitmap)
(Name) Command 1
Caption Back
Command 2
Font Font = MS Sans Serif; Font Style =
Bold ;Font Size = 10
3.1.3. Properties Form About Us
Pengaturanpropertiesdarimasing-masingobjekpadaformAbout
UsdapatdilihatpadaTabel 3.3.
Gambar 3.3. Tampilan Awal Form About Us

4. Tabel 3.3.PengaturanPropertiespadaFormAbout Us
Objek Properties Nilai
(Name) Form3
Form3 Caption About Us
Picture (Bitmap)
(Name) Image1
Image 1
Picture (Bitmap)
(Name) Label 6
Label 6 Caption KELOMPOK III GELOMBANG 4
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 18
(Name) Label 1
Label 1 Caption Yusuf Randy 110403105
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 12
(Name) Label 2
Label 2 Caption RenidaHikmana 110403016
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 12
(Name) Label 3
Label 3 Caption Sail Huda 110403033
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 12
Label 4 (Name) Label 4
Caption HasrulLimbong 110403105
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 12
(Name) Label 3
Label 5 Caption MarintanAgustina 110403162
Font Font = Bookman Old Style ; Font
Style = Bold ;Font Size = 12
(Name) Command 1
Command 1
Caption Back

5. 3.1.4. Properties Form Menghitung ERR
Pengaturanpropertiesdarimasing-masingobjekpadaform
4dapatdilihatpadaTabel 3.4.
Gambar 3.4. Tampilan Awal Form Menghitung ERR

6. Tabel 3.4. PengaturanPropertiespadaFormMenghitung ERR
Objek Properties Nilai
Form4 (Name) Form4
Caption Menghitung ERR
(Name) Label1
Label 1
Caption P/F
(Name) Label2
Label 2
Caption F/A
Label 3 (Name) Label 3
Caption N-t
Label 4 (Name) Label 4
Caption e
Label 5 (Name) Label5
Caption t
Frame 1 (Name) Frame 1
Caption Tahap 1
Frame 2 (Name) Frame 2
Caption Tahap 2
Frame 3 (Name) Frame 3
Caption Tahap 3
Label 6 (Name) Label6
Caption Et
Label 7 (Name) Label7
Caption Rt
Label 8 (Name) Label8
Caption N
Label 9 (Name) Label9
Caption i’
Label 10 (Name) Label10
Caption Kesimpulan
Label 11 (Name) Label11
Caption MARR

7. Tabel 3.4.PengaturanPropertiespadaForm 4 Lanjutan
Objek Properties Nilai
(Name) Command1
Command 1
Caption Proses
(Name) Command2
Command 2
Text Reset
(Name) Command3
Command 3
Text Proses
(Name) Command4
Command 4
Text Reset
(Name) Command5
Command 5
Text Proses
(Name) Command6
Command 6
Text Reset
(Name) Command7
Command 7
Text Proses
(Name) Command8
Command 8
Text Reset
(Name) Command9
Command 9
Text Proses
(Name) Text1
Text 1
Text (Kosongkan)
(Name) Text2
Text 2
Text (Kosongkan)
(Name) Text3
Text 3
Text (Kosongkan)
(Name) Text4
Text 4
Text (Kosongkan)
(Name) Text5
Text 5
Text (Kosongkan)
(Name) Text6
Text 6
Text (Kosongkan)
(Name) Text7
Text 7
Text (Kosongkan)
(Name) Text8
Text 8
Text (Kosongkan)

8. Tabel 3.4. Pengaturan Properties pada Form 4 Lanjutan
Objek Properties Nilai
(Name) Text9
Text 9
Text
ass (Kosongkan)
(Name) Text10
Text 10
Text (Kosongkan)
(Name) Text11
Text 11
Text (Kosongkan)
3.2. Coding
3.2.1. Coding Form 1
Adapuncodeyang ditulispadajendelakodeform 1 sebagaiberikut:
Private Sub Command1_Click()
'memunculkanform4danmenyembunyikanawal
awal.Hide
form4.Show
End Sub
Private Sub Command2_Click()
'memunculkanform1danmenyembunyikanawal
awal.Hide
Form1.Show
End Sub
Private Sub Command3_Click()
'menghentikan program
If MsgBox("Are you sure to exit?", vbQuestion + vbOKCancel + vbCritical,
"Exit") = vbOK Then
End
Else
awal.Show

9. End If
End Sub
Private Sub Command4_Click()
'memunculkan form2 danmenyembunyikanawal
awal.Hide
Form2.Show
End Sub
3.2.2. Coding Form 2
Adapuncodeyang ditulispadajendelakodeform 2sebagaiberikut:
Private Sub Command1_Click()
'memunculkanawaldanmenyembunyikanform1
Form1.Hide
awal.Show
End Sub
3.2.3. Coding Form 3
Adapuncodeyang ditulispadajendelakodeform 3 sebagaiberikut:
Private Sub Command1_Click()
'memunculkanawaldanmenyembunyikan form2
Form2.Hide
awal.Show
End Sub
3.2.3. Coding Form 4
Adapuncodeyang ditulispadajendelakodeform 4 sebagaiberikut:
Private Sub Command1_Click()
'menghitungnilaii'
Dim Rt, Et, N, PperF, FperA As Double
PperF = Val(Text5.Text)

10. FperA = Val(Text4.Text)
Rt = Val(Text10.Text)
Et = Val(Text8.Text)
N = Val(Text2.Text)
Text12.Text = ((Rt * FperA) / (Et * PperF)) ^ (1 / N) - 1
End Sub
Private Sub Command2_Click()
Text8.Text = ""
Text10.Text = ""
Text2.Text = ""
Text12.Text = ""
End Sub
Private Sub Command3_Click()
Dim MARR As Double
MARR = Val(Text13.Text)
If Val(Text13) <= Val(Text12) Then
Text14.Text = "Layak"
Else
Text14.Text = "TidakLayak"
End If
End Sub
Private Sub Command4_Click()
'mengosongkannilai input
Text13.Text = ""
Text14.Text = ""
End Sub

11. Private Sub Command5_Click()
'memunculkanawaldanmenyembunyikan form3
awal.Show
form3.Hide
End Sub
Private Sub Command6_Click()
'menghitungnilai F/A
Dim e, NkurangtAs Double
e = Val(Text17.Text)
Nkurangt = Val(Text7.Text)
Text4.Text = ((1 + e) ^ Nkurangt - 1) / e
End Sub
Private Sub Command7_Click()
'mengosongkannilai input
Text4.Text = ""
End Sub
Private Sub proses_Click()
'menghitungnilai P/F
Dim e, t As Double
e = Val(Text17.Text)
t = Val(Text18.Text)
Text5.Text = 1 / (1 + e) ^ t
End Sub
Private Sub reset_Click()
'mengosongkannilai input
Text5.Text = ""
End Sub

12. Private Sub Text10_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik
Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub
Private Sub Text13_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik
Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub
Private Sub Text16_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik
Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub

13. Private Sub Text17_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik
Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub
Private Sub Text2_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik
Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub
Private Sub Text7_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik
Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub
Private Sub Text8_KeyPress(KeyAscii As Integer)
'hanyadapatmenginputjenis data numerik

14. Select Case KeyAscii
Case vbKey0 To vbKey9
Case vbKeyBack, vbKeyDelete
Case Else
KeyAscii = 0
End Select
End Sub
3.4. Tampilan Akhir Program
Adapun tampilan akhir dari Form1 dapat dilihat pada Gambar 3.5.
Gambar 3.5. Tampilan Akhir Form1

15. Adapun tampilan akhir dari FormTeori dapat dilihat pada Gambar 3.6.
Gambar 3.6. Tampilan Akhir FormTeori
Adapun tampilan akhir dari FormAbout Us dapat dilihat pada Gambar 3.7.
Gambar 3.7. Tampilan Akhir FormAbout Us

16. Adapun tampilan akhir dari FormMenghitung ERR dapat dilihat pada
Gambar 3.8.
Gambar 3.8. Tampilan Akhir FormMenghitung ERR