奇偶判断.txt

一些重要并且经典的编程实例

procedure TForm1.Button1Click(Sender: TObject);

var

Number : Integer;

begin

Number := StrToInt(Edit1.Text);

case Number of

1,3,5,7,9: Label2.Caption := '奇数';

0,2,4,6,8: Label2.Caption := '偶数';

10..100: 

begin 

Label2.Caption := '在10到100之间';

Form1.Color := clBlue;

end;

else

Label2.Caption := '大于100或为负数';

end; 

end;