Private Function ReadHeader (filename)
Const ForReading = 1, ForWriting = 2, ForAppending = 8
Dim fso, f
Set fso = CreateObject("Scripting.FileSystemObject")
Set f = fso.OpenTextFile(filename, ForReading)
ReadHeader = f.Read(21)
End Function
Private Function ToBin(inNumber, OutLenStr )
Dim binary
binary = ""
do while inNumber >= 1
binary = binary & inNumber mod 2
inNumber = inNumber \ 2
loop
binary = binary & String(OutLenStr - len(binary), "0")
ToBin = StrReverse(binary)
End Function
Private Function Bin2Decimal(inBin)
Dim counter
Dim temp
Dim Value
inBin = StrReverse(inBin)
temp = 0
For counter = 1 to Len(inBin)
If counter = 1 then
Value = 1
Else
Value = Value * 2
End If
temp = temp + mid(inBin, counter ,1) * Value
Next
Bin2Decimal = temp
End Function
testcookies.asp
' 检查浏览器是否接受 cookies
<%
strTest = Request.QueryString("CookieTest")
If UCase(strTest) <> Ucase("true") Then
Session("__FlashCookieTest") = True
' 第一次呼叫.设置session变量
' 用QueryString重定向
strURL = Request.ServerVariables("SCRIPT_NAME")
strQueryString = "?CookieTest=true"
Response.Redirect(strURL & strQueryString)
Response.End
Else
If Session("__FlashCookieTest") = True Then
' 已完成重定向.检查session变量是否包含值
strOut = "Cookies=true"
' Session变量包含值,因此浏览器接受cookies
Else
strOut = "Cookies=false"
' Session变量为空,浏览器决绝cookies
End If
End If
Response.Write(strOut)
' 输出到Flash
%>
在ASP中,使用 Response.Cookies 集合能够很容易设定cookies。Flash程序呼叫setcookies.asp,传送在Querystring中cookies(names and values)变量到ASP程序;接着,ASP从Querystring 集合读取所有的值,再由Response.Cookies送出对应的 cookies到浏览器去。看看这个文件的代码:
setcookies.asp
<%
For each item in Request.QueryString
Response.Cookies(item) = Request.Querystring(item)
Next
%>
当Flash程序呼叫getcookies.asp文件,会以URL编码文字传回所有的cookies的名称和值。这样,当Flash呼叫getcookies.asp时,cookies的值就会写入Flash同样名称的变数中,代码如下:
getcookies.asp
' 读取 Cookies
<%
For each cookie in Request.Cookies
strOut = strOut & Server.URLEncode(cookie) & "="
strOut = strOut & Server.URLEncode(Request.Cookies(cookie))
strOut = strOut & "&"
Next
Response.Write strOut
%>