我曾经使用过“ mime_content_type()文件信息”,但从未成功。我想现在将cURL与PHP一起使用,并获取托管在另一个域上的文件的标头,然后提取并确定类型是否为MP3。(我认为MP3的mime类型是audio/mpeg)
mime_content_type()
audio/mpeg
简而言之,我知道,但是我不知道如何应用它:)
谢谢
<?php # the request $ch = curl_init('http://www.google.com'); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_exec($ch); # get the content type echo curl_getinfo($ch, CURLINFO_CONTENT_TYPE); # output text/html; charset=ISO-8859-1 ?>
curl -I http://www.google.com
HTTP/1.1 301 Moved Permanently Location: http://www.google.com/ Content-Type: text/html; charset=UTF-8 Date: Fri, 09 Apr 2010 20:35:12 GMT Expires: Sun, 09 May 2010 20:35:12 GMT Cache-Control: public, max-age=2592000 Server: gws Content-Length: 219