VB(Visual Basic)是一种面向对象的编程语言,最基本的对象是类(Class)。类是一种抽象的概念,它定义了一组属性(Attributes)和方法(Methods)来描述某个具体事物的特征和行为。
在VB中,我们可以创建自己的类来表示自定义的对象。下面是一个简单的示例:
Public Class Person
Private _name As String
Private _age As Integer
Public Sub New(name As String, age As Integer)
_name = name
_age = age
End Sub
Public Sub SayHello()
Console.WriteLine("Hello, my name is " & _name & " and I am " & _age & " years old.")
End Sub
End Class
Module Module1
Sub Main()
Dim person As New Person("John", 25)
person.SayHello()
End Sub
End Module