也就是n位二进制序列中每一位都只能为0或者1,谢谢了!
解决方案 »
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Dim i As Integer, r As Integer
For i = 1 To rlen
r = Int(Rnd * 10)
rndbin = rndbin & r Mod 2
Next
End Function
Dim i As Integer, r As Integer
Randomize '初始化随机数生成器,以防产生重复的串
For i = 1 To rlen
r = Int(Rnd * 10)
rndbin = rndbin & r Mod 2
Next
End Function
Public Function TwoVal(x As Integer) As String
Dim i As Integer
For i = 1 To x
TwoVal = TwoVal & CStr(Round(Rnd * 1))
Next
End FunctionPrivate Sub Command1_Click()
MsgBox TwoVal(10)
End Sub
Function rndbin(ByVal strlen As Integer) as String
Dim i As Integer, r As Integer
For i = 1 To strlen
Randomize '初始化随机数生成器
r = Int(Rnd * 10)
rndbin = rndbin & r Mod 2
Next
End Function
有个返回值
MsgBox randn(10)
End Sub
Function randn(ByVal n As Integer) As String
Dim a() As String, i As Integer
Randomize
ReDim a(1 To n)
For i = 1 To n
a(i) = Int(2 * Rnd)
Next
randn = Join(a, "")
End Function