以下各项中,不是字符串常量的是()。A、Const a As Single=10.5B、Const a As Double=Cos(10.5)C、Const a="abc"D、Const a As Integer=10.5

以下各项中,不是字符串常量的是()。

  • A、Const a As Single=10.5
  • B、Const a As Double=Cos(10.5)
  • C、Const a="abc"
  • D、Const a As Integer=10.5

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