there is no callBack, so i don't know, how to get download time
if there have some other way, like: get net speed and file size, use size / speed ? or other method.
thank you
答案 0 :(得分:1)
您不能使用标签来执行此操作。如果要获取文件,请使用带有JavaScript的AJAX:
http://usefulangle.com/post/68/javascript-ajax-download-file
通过此操作,您可以获取进度,文件大小等。