以下程序的输出结果是( )。Dim a%( ) = { 1, 2, 3, 4, 5, 6, 7 }, i%For i = 0 To a.GetUpperBound(0) a(i) = a(i) * a(i)NextMsgBox( a(i) ) A: 49 B: 0 C: 不确定 D: 程序出错
以下程序的输出结果是( )。Dim a%( ) = { 1, 2, 3, 4, 5, 6, 7 }, i%For i = 0 To a.GetUpperBound(0) a(i) = a(i) * a(i)NextMsgBox( a(i) ) A: 49 B: 0 C: 不确定 D: 程序出错
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