Description
string 
mime_content_type ( string filename)
     Returns the MIME content type for a file as determined by using
     information from the magic.mime file. 
     Content types are returned in MIME format, like text/plain 
     or application/octet-stream.
    
     
| 例子 1. mime_content_type() example | 
<?phpecho mime_content_type('php.gif') . "\n";
 echo mime_content_type('test.php');
 ?>
 | 
 
       The above example will output:
       |