要想在过程Proc调用后返回形参x和y的变化结果,下列定义语句中正确的是()。A.Sub Proc(x as Integ
要想在过程Proc调用后返回形参x和y的变化结果,下列定义语句中正确的是()。
A.Sub Proc(x as Integer,y as Integer)
B.Sub Proc(ByVal x as Integer,y as Integer)
C.Sub Proc(x as Integer,ByVal y as Integer)
D.Sub Proc(ByVal x as Integer,ByVal y as Integer)