unit1.pas

来自「Delphi函数参考大全的CD」· PAS 代码 · 共 46 行

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, Math, StdCtrls;

type
  TForm1 = class(TForm)
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
  Mcost, MSalvage: Extended;
  MLife:integer;
begin
  MCost:=300000;
  MSalvage:=5000;
  MLife:=10;
  edit1.Text:=floattostr(SLNDepreciation(MCost,MSalvage,MLife*365));
  edit2.Text:=floattostr(SLNDepreciation(MCost,MSalvage,MLife*12));
  edit3.Text:=floattostr(SLNDepreciation(MCost,MSalvage,MLife));
end;

end.