本文实例讲述了VB获取文件大小的方法。分享给大家供大家参考。具体实现方法如下：

<% ' Copyright (c) 2009, reusablecode.blogspot.com; some rights reserved. ' ' This work is licensed under the Creative Commons Attribution License. To view ' send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California ' 94305, USA. ' Retrieve the file size of a given file. function getFileSize(someFile) dim fs dim file set fs = Server.CreateObject("Scripting.FileSystemObject") set file = fs.GetFile(Server.MapPath(someFile)) getFileSize = FormatFileSize(file.size) set file = nothing set fs = nothing end function ' Format a file size in the most practical units. ' Input: size in bytes function FormatFileSize(size) dim units dim factor units = Array("B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB") factor = log(size) 7 FormatFileSize = Round(size / (1024 ^ factor), 2) & units(factor) end function %>

希望本文所述对大家的VB程序设计有所帮助。