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 
<?php echo mime_content_type('php.gif') . "\n"; echo mime_content_type('test.php'); ?>
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       The above example will output:
        |