一.首先你要决定你的实体是怎么分类的。可以是按照数据库的表分类的;可以是按照窗体来分;甚至可以按照功能来分,但是我们经过思考都可以得到结论,按照表来分是耦合性最低的,也是最正确的选择。
二.聊一聊里面的内容到底是什么意思。
Public Class studentEntity
Private _studentNo As String. 声明 _studentNo(属性)as String(私人声明)
Private _studentName As String
Private _sex As String
Private _department As String
Private _grade As String
Private _class As String
Private _explain As String
Private _status As String
Private _cardNo As String
Public Property CardNo As String 声明 StudentNo(属性) as String (公开声明) 当你输入实体时可以直接 点出来实体的属性
Get
Return _cardNo 获得属性
End Get
Set(value As String)
_cardNo = value 写入属性的值
End Set
End Property
1.首先要实例化一个实体 。
2.然后就可以 用实例化的实体点出来你事先在实体中定义的属性了。