php下载远程文件类。并且支持断点续传！

.功能:支持断点续传的下载,能计算传输率,能控制传输率 www.phperz.com

简易使用方法如下:

$object = new httpdownload()

$object->set_byfile($file) N#H# //服务器文件名,包括路径

$object->filename = $filename //下载另存为的文件名

$object->download() -PHP download remote file class. And support http!

Function: support HTTP download, can calculate the transmission rate, can control the transmission rate of www.phperz.com

The following simple method of use:

$object = new (httpdownload)

$object->set_byfile ($file N#H# ) // server file name, including the path

$object->filename = $filename // save the file name to download

($object->download)