当前位置: 首页 > 图文教程 > 网络编程 > 编程10000问 > 如何计算下载一个文件需要多长时间?

编程10000问
如何用POP3接收电子邮件?
如何用组件实现自动发送电子邮件?
如何编写翻页函数?
如何分页显示数据库查询结果?
如何实现全文检索?
如何用FileSystemObject组件来做一个站内搜索?
如何做一个文本搜索?
如何做一个只搜索本网站的引擎?
如何实现歌曲在线点播?
如何实现网上考试?
网上考试设计思路是怎样的?
可以让程序告诉我详细的页面错误和数据库连接错误吗?
如何把Recordset转换成彩色的XML文件
如何把URL和邮件地址转换为超级链接?
如何把一个Excel文件放到ASP页面中去?
如何把中文转换为UNICODE?
如何编写TOP 10之类的排行榜?
如何动态添加Form项?
如何读取一个.ini文件?
如何计算ASP页面的载入时间?

编程10000问 中的 如何计算下载一个文件需要多长时间?


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2010-01-10   浏览: 35 ::
收藏到网摘: n/a

<%
Function DownloadTime(intFileSize, strModemType)
Dim TimeInSeconds, ModemSpeed, strDownloadTime, AppendString
Dim intYears, intWeeks, intDays
Dim intHours, intMinutes, intSeconds
intYears = 0
intWeeks = 0
intDays = 0
intHours = 0
intMinutes = 0
intSeconds = 0
strDownloadTime = ""
Select Case strModemType
Case "Cable"
ModemSpeed = 400000
Case "56kbps"
ModemSpeed = 7000
Case "33.6kbps"
ModemSpeed = 4200
Case "28.8kbps"
ModemSpeed = 3600
End Select
TimeInSeconds = int(intFileSize / ModemSpeed)
'
准确地说,1年=365.25.
If (Int(TimeInSeconds / 31471200) <> 0) Then intYears = Int(TimeInSeconds / 31449600)
If ((Int(TimeInSeconds / 604800) Mod 52) <> 0) Then intWeeks = Int(TimeInSeconds / 604800) Mod 52
If ((Int(TimeInSeconds / 86400) Mod 7) <> 0) Then intDays = Int(TimeInSeconds / 86400) Mod 7
If TimeInSeconds >= 3600 Then intHours = Int(TimeInSeconds / 3600) Mod 24
If TimeInSeconds >= 60 Then intMinutes = Int(TimeInSeconds / 60) Mod 60
If TimeInSeconds >= 0 Then intSeconds = Int(TimeInSeconds) Mod 60
If intYears <> 0 Then
strDownloadTime = strDownloadTime & intYears & "
" & AppendString & ", "
End If
If intWeeks <> 0 Then
strDownloadTime = strDownloadTime & intWeeks & "
" & AppendString & ", "
End If
If intDays <> 0 Then
strDownloadTime = strDownloadTime & intDays & "
" & AppendString & ", "
End If
If intHours <> 0 Then
strDownloadTime = strDownloadTime & intHours & "
小时" & AppendString & ", "
End If
If intMinutes <> 0 Then
strDownloadTime = strDownloadTime & intMinutes & "
" & AppendString
End If
If ((intYears = 0) And (intWeeks = 0) And (intDays = 0) And (intHours = 0)) Then
If intMinutes > 0 Then
strDownloadTime = strDownloadTime & ", " & intSeconds & "
" & AppendString
Else
strDownloadTime = strDownloadTime & intSeconds & "
" & AppendString
End If
End If
DownloadTime = strDownloadTime
End Function
%>
<html>
<body>
撼雪喷云提示:您下载这个文件一共花费了<%=DownloadTime(123456,Cable)%>.
</body></html>

[1]