ASP产生不重复的随机数（模拟洗牌）

<%
function GetRnd(lowerNum,upperNum)
Dim unit,RndNum,Fun_X
unit = upperNum - lowerNum
Redim MyArray(unit)
For Fun_I=0 To unit
myArray(Fun_I)= lowerNum + Fun_I
Next
For Fun_I=0 To round(unit)
RndNum = getRndNumber(Fun_I,unit)
Fun_X = myArray(RndNum)
myArray(RndNum)=myArray(Fun_I)
myArray(Fun_I)=Fun_X
Next
GetRnd = myArray
end function
function getRndNumber(lowerbound,upperbound)
Randomize
getRndNumber=Int((upperbound-lowerbound+1)*Rnd+lowerbound)
end function
%>