unit2.pas

本系统用delphi语言和sql数据库

   unit Unit2;

interface

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

type
  TForm2 = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    Edit4: TEdit;
    Edit5: TEdit;
    Button1: TButton;
    Table1: TTable;
    DataSource1: TDataSource;
    Label7: TLabel;
    Edit6: TEdit;
    Label8: TLabel;
    Edit7: TEdit;
    Label9: TLabel;
    Edit9: TEdit;
    Button2: TButton;
    Label5: TLabel;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation

{$R *.dfm}

procedure TForm2.Button1Click(Sender: TObject);
begin
if (Edit1.Text='') or (length(edit1.text)<>9) then
begin
showmessage('学号错误');
exit;
end;
if (Edit3.Text='')  then
begin
showmessage('请输入性别 ');
exit;
end;
if (Edit2.Text='') or (length(edit2.text)>8) then
begin
showmessage('请输入正确的姓名');
exit;
end;
if (Edit4.Text='') then
begin
showmessage('请输入正确的籍贯');
exit;
end;
if (Edit5.Text='') or (length(edit5.text)>20) then
begin
showmessage('请输入正确的院系');
exit;
end;
table1.Open;
with table1 do
begin
try
Insert;
fieldbyname('学号').AsString:=edit1.Text;
fieldbyname('姓名').AsString:=edit2.Text;
fieldbyname('性别').AsString:=edit3.Text;
fieldbyname('籍贯').AsString:=edit4.Text;
fieldbyname('院系').AsString:=edit5.Text;
fieldbyname ('专业').AsString:=edit6.Text;
fieldbyname ('宿舍').AsString:=edit7.Text;
fieldbyname ('民族').AsString:=edit9.Text;


post;
refresh;
showmessage('添加成功！');
except

end;
end;
end;

procedure TForm2.Button2Click(Sender: TObject);
begin
close;
end;

end.