2.1VB编码规则 「例211单击窗体可输出内容交换后的a变量和b变量的值。 Private Sub Form Click Dim a as integer, b As Integer, intTemp As Integer'声明变量 a=10 变量赋值 b=20 Print"a变量和b变量内容交换前:";a;b 变量交换 intTemp=a a= b b= intTemp Print"a变量和b变量内容交换后:";a;b End sub 返回目录2.1 VB编码规则 [例2.1] 单击窗体可输出内容交换后的a变量和b变量的值。 Private Sub Form_Click() Dim a As Integer, b As Integer, intTemp As Integer '声明变量 a = 10 '变量赋值 b = 20 Print "a变量和b变量内容交换前："; a; b '变量交换 intTemp = a a = b b = intTemp Print "a变量和b变量内容交换后："; a; b End Sub 返回目录