asp 下产生任意位数随机密码的代码

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<%
'******************************
'函数：MakePassword(byval maxlen)
'参数：maxlen，要生成的密码位数长度
'作者：阿里西西
'日期：2007/7/12
'描述：产生任意位数随机密码
'示例：<%=MakePassword(8)%>
'******************************
function MakePassword(byval maxlen)
dim strnewpass
dim whatsnext, upper, lower, intcounter
randomize
for intcounter = 1 to maxlen
whatsnext = int((1 - 0 + 1) * rnd + 0)
if whatsnext = 0 then
'character
upper = 90
lower = 65
else
upper = 57
lower = 48
end if
strnewpass = strnewpass & chr(int((upper - lower + 1) * rnd + lower))
next
makepassword = strnewpass
end function
%>

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