unit1.~pas

来自「用来进行烦琐数据的加,减,乘,除的运算操作,得出运算值」· ~PAS 代码 · 共 42 行

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    e1: TEdit;
    e2: TEdit;
    Label1: TLabel;
    Label2: TLabel;
    E3: TEdit;
    Label3: TLabel;
    Button1: TButton;
    Label4: TLabel;
    Label5: TLabel;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}


procedure TForm1.Button1Click(Sender: TObject);
begin
e3.Text:=floattostr(strtofloat(e1.Text)/strtofloat(e2.Text)*100) ;
e3.Text:=floattostr(strtofloat(formatfloat('0.00',strtofloat(e3.text))));
end;

end.