Delphi 7 Membuat Program kalkulator Sederhana

Tutorial Membuat Program Kalkulator Sederhana Menggunakan Bahasa Pemograman Delphi 7



Script Untuk Button Kali
procedure TForm1.Button1Click(Sender: TObject);
begin
IF (Edit2.Text='') or (Edit3.Text='')
Then
Begin
  ShowMessage('Silahkan Masukkan Angka Yang Ingin Di Hitung');
  End
  Else
  Edit1.Text:=FloatToStr(StrToFloat(Edit2.Text) * StrToFloat(Edit3.Text));
end;

Script Untuk Button Bagi
IF (Edit2.Text='') or (Edit3.Text='')
Then
Begin
  ShowMessage('Silahkan Masukkan Angka Yang Ingin Di Hitung');
  End
  Else
  Edit1.Text:=FloatToStr(StrToFloat(Edit2.Text) / StrToFloat(edit3.Text));
end;

Script Untuk Button Tambah
IF (Edit2.Text='') or (Edit3.Text='')
Then
Begin
  ShowMessage('Silahkan Masukkan Angka Yang Ingin Di Hitung');
  End
  Else
  Edit1.Text:=FloatToStr(StrToFloat(Edit2.Text) + StrToFloat(edit3.Text));
end;

Script Untuk Button Kurang
IF (Edit2.Text='') or (Edit3.Text='')
Then
Begin
  ShowMessage('Silahkan Masukkan Angka Yang Ingin Di Hitung');
  End
  Else
  Edit1.Text:=FloatToStr(StrToFloat(Edit2.Text) - StrToFloat(edit3.Text));
end;

Script Untuk Button Batal
Edit1.Text:='0';
Edit2.Text:='0';
Edit3.Text:='0';

Script Untuk FormCreate
procedure TForm1.FormCreate(Sender: TObject);
begin
Edit1.Text:='0';
Edit2.Clear;
Edit3.Clear;
end;

Tutorialnya bisa dilihat dibawah ini  








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10 komentar

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July 11, 2017 at 7:13 PM ×

Rinci sekali penulisannya, algoritmanya mantap sekali dan rapi susunannya. Mudah dipahami dan sangat membantu saya yang sedang belajar programming.

Reply
avatar
August 3, 2017 at 1:53 PM ×

dari dulu pengen belajar delphi, tapi sayang..pasionnya IT, tapi kuliah nya malah di Ekonomi..hahaha

Reply
avatar
August 3, 2017 at 2:55 PM ×

Oke gan berhasil work, jadi makin seneng nih ane sama program delphi

Reply
avatar
August 5, 2017 at 8:52 AM ×

keliahatannya gampang dan mudah. pemula seperti saya cocoknya belajar gini dulu kali ya? yang kalkulator

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AmiTutor97
admin
August 5, 2017 at 9:07 AM ×

ini cocok untuk pemula.

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Unknown
admin
August 5, 2017 at 11:35 AM ×

Mantap gan, saya bookmark dulu siapa saya mengalami kesulitan untuk membuat....
Thanks gan untuk sharingnya...

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avatar
aa
admin
August 17, 2017 at 6:14 AM ×

sngat lengkap dan mudah dio pahami gan

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Unknown
admin
August 18, 2017 at 11:05 AM ×

dulu pernah belajar tentang ini nih, nice

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