randompassword.asp
<%
Dim i, intNum, intUpper, intLower, intRand, strPartPass, genPassword
genPassword = \"\"
Randomize
' 用Randomize生成随机种子.
For i = 1 to 7
' 循环7次，即创建7位随机密码.
intNum = Int(10 * Rnd + 48)
' 0-9的ASCII码范围是48-57.
intUpper = Int(26 * Rnd + 65)
' A-Z的ASCII码范围是65-90.
intLower = Int(26 * Rnd + 97)
' a-z的ASCII码范围是97-123.
intRand = Int(3 * Rnd + 1)
' 对Int(3 * Rnd + 1)取整得到intRand,会有3种结果,用select case判断当前的intRand值是1,2还是3.如果是1显示数字,是2显示大写字符,是3则显示小写字符.
Select Case intRand
Case 1
strPartPass = Chr(intNum)
' 用Chr方法换算到对应的ASCII值.
Case 2
strPartPass = Chr(intUpper)
Case 3
strPartPass = Chr(intLower)
End Select
genPassword = genPassword & strPartPass
Next
randomPassword = genPassword
' 将创建的密码保存在变量randomPassword中.
%>
<%=\"请保存好，您的密码是：\" & randomPassword%>
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