APLIKASI KALKULATOR VB.NET





Sekarang Mau kasih tutorial Pemrograman Visual Mengunakan VB.Net, Aplikasi pembuatan kalkulator mungkin banyak sumber di google yang mengajarkan tutorial pembuatan kalkulator, semoga bisa menambah referensi saudara.



Dari Tampilan diatas diperlukan komponen-komponen sebagai berikut 19 Button, Dan 1 TextBox. Untuk membuat software Kalkulator ini, pertama Pilih FILE > New Project > Windows Forms Application dan pada kolom name beri nama Kalkulator.
Kemudian setelah Form1 muncul atur di properties pilih text ganti nama dengan Kalkulator




  • Tambahkan Komponen-komponen yang dibutuhkan kedalam form anda bisa menyusun sesuka hati. Atau mengikuti contoh diatas.



  • Double Klik Formnya kemudian akan terbuka seperti ini



  • Tambahkan code dibawah Public Class kalkulator
Public Class Form1

    Dim Operand1 As Double
    Dim Operand2 As Double
    Dim [Operator] As String


  • Kemudian arahkan pada button 1
Atur Properties
Locked
True
Text
1

Double Click Button1 dan masukan code di bawah ini
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click, Button2.Click, Button3.Click, Button4.Click, Button5.Click, Button6.Click, Button7.Click, Button8.Click, Button9.Click, Button11.Click
        TextBox1.Text = TextBox1.Text & sender.text

    End Sub

Kemudian Atur Properties Button2
Locked
True
Text
2

Atur Properties Button3
Locked
True
Text
3

Atur Properties Button4
Locked
True
Text
4

Atur Properties Button5
Locked
True
Text
5

Atur Properties Button6
Locked
True
Text
6

Atur Properties Button7
Locked
True
Text
7

Atur Properties Button8
Locked
True
Text
8

Atur Properties Button9
Locked
True
Text
9

Atur Properties Button10
Locked
True
Text
.


  • Double Click Button. dan masukan code dibawah ini:
Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button10.Click

        If InStr(TextBox1.Text, ".") > 0 Then
            Exit Sub
        Else
            TextBox1.Text = TextBox1.Text & "."
        End If

    End Sub


Atur Properties Button11
Locked
True
Text
0

Atur Properties Button12
Locked
True
Text
C


  • Double click ButtonC dan masukan code:
Private Sub Button12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button12.Click

        TextBox1.Text = ""

    End Sub


Atur Properties Button13
Locked
True
Text
+


  • Double click Button+ dan masukan code:
Private Sub Button13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button13.Click

        Operand1 = Val(TextBox1.Text)
        TextBox1.Text = ""
        TextBox1.Focus()
        [Operator] = "+"

    End Sub


Atur Properties Button14
Locked
True
Text
-


  • Double click Button- dan masukan code:
Private Sub Button14_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button14.Click

        Operand1 = Val(TextBox1.Text)
        TextBox1.Text = ""
        TextBox1.Focus()
        [Operator] = "-"

    End Sub

Atur Properties Button15
Locked
True
Text
*


  • Double click Button* dan masukan code:
Private Sub Button15_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button15.Click

        Operand1 = Val(TextBox1.Text)
        TextBox1.Text = ""
        TextBox1.Focus()
        [Operator] = "*"

    End Sub

Atur Properties Button16
Locked
True
Text
/


  • Double click Button/ dan masukan code:

Private Sub Button16_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button16.Click

        Operand1 = Val(TextBox1.Text)
        TextBox1.Text = ""
        TextBox1.Focus()
        [Operator] = "/"

    End Sub
Atur Properties Button17
Locked
True
Text
1/X


  • Double click Button1/X dan masukan code:
Private Sub Button17_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button17.Click
        Dim convert As Single
        If TextBox1.Text <> 0 Then
            convert = 1 / Val(TextBox1.Text)
            TextBox1.Text = convert
        End If

    End Sub

Atur Properties Button18
Locked
True
Text
+-


  • Double click Button+- dan masukan code:
Private Sub Button18_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button18.Click

        TextBox1.Text = -1 * TextBox1.Text
    End Sub

Atur Properties Button18
Locked
True
Text
=


  • Double click Button= dan masukan code:
Private Sub Button19_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button19.Click

        Dim Result As Double
        Operand2 = Val(TextBox1.Text)

        'If [Operator] = "+" Then
        '    Result = Operand1 + Operand2
        'ElseIf [Operator] = "-" Then
        '    Result = Operand1 - Operand2
        'ElseIf [Operator] = "/" Then
        '    Result = Operand1 / Operand2
        'ElseIf [Operator] = "*" Then
        '    Result = Operand1 * Operand2
        'End If

        Select Case [Operator]
            Case "+"
                Result = Operand1 + Operand2
                MsgBox(Result.ToString("#,###.00"), MsgBoxStyle.Information, "Result")
                TextBox1.Text = Result.ToString("#,###.00")
            Case "-"
                Result = Operand1 - Operand2
                MsgBox(Result.ToString("#,###.00"), MsgBoxStyle.Information, "Result")
                TextBox1.Text = Result.ToString("#,###.00")
            Case "/"
                Result = Operand1 / Operand2
                MsgBox(Result.ToString("#,###.00"), MsgBoxStyle.Information, "Result")
                TextBox1.Text = Result.ToString("#,###.00")
            Case "*"
                Result = Operand1 * Operand2
                MsgBox(Result.ToString("#,###.00"), MsgBoxStyle.Information, "Result")
                TextBox1.Text = Result.ToString("#,###.00")
        End Select
        TextBox1.Text = Result.ToString("#,###.00")

    End Sub

Jika Sudah Selesai Coba Debug, jika berhasil Save.
Selamat Mencoba dan belajar Pemrograman Visual Basic ya.

Untuk File VB project saya akan saya share belakangan kalo ada yang request.



Sumber: Buatan Sendiri
Kalo Copas Kasih Source ya.
Membuat aplikasi kalkulator dari Visual Basic, VB.NET, Contoh Aplikasi, Calculator, Coding,Pemrograman,Bikin Aplikasi,Membuat Aplikasi sederhana.
APLIKASI KALKULATOR VB.NET APLIKASI KALKULATOR VB.NET Reviewed by Bang Brewok on 15.33 Rating: 5
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