已知有下面过程： Private Sub proc1(a As Integer,b As String,Optional x As Boolean) ...... End Sub 正确调用此过程的语句是______。 -题库考试答案搜索网

已知有下面过程： Private Sub proc1(a As Integer,b As String,Optional x As Boolean) ...... End Sub 正确调用此过程的语句是______。

单选题

2022-01-06 02:43

A、Call procl(5)
B、Call procl 5,"abc",False
C、procl(12,"abc",True)
D、procl 5,"abc"

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正确答案

D

试题解析

解析：Visual Basic中，可以直接使用过程名调用过程，也可以结合Call关键字调用。使用Call调用过程时，参数列表必须用圆括号括起。其形式为：子过程名 [参数列表]Call子过程名 ([参数列表])

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