如何理解vb中byval和byref的区别?
能麻烦举个例子吗?
Private Sub Command1_Click()Dim a As IntegerDim b As Integera = 1b = 2Call fun(a, b)Print a, bEnd SubSub fun(ByVal a As Integer, ByRef b As Integer)a = 10b = 20End Sub这段代码 输出为 1 20这样懂了吗
懂了吗?可以采纳吗