这次给大家带来PHP获取文件mimes类型步骤详解，PHP获取文件mimes类型的注意事项有哪些，下面就是实战案例，一起来看一下。<?php

/*

* Copyright 2010-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.

*

* Licensed under the Apache License, Version 2.0 (the "License").

* You may not use this file except in compliance with the License.

* A copy of the License is located at

*

* http://aws.amazon.com/apache2.0

*

* or in the "license" file accompanying this file. This file is distributed

* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either

* express or implied. See the License for the specific language governing

* permissions and limitations under the License.

*/

/*%******************************************************************************************%*/

// CLASS

/**

* Simplifies the process of looking up the content-types for a variety of file extensions.

*

* @version 2010.07.20

* @license See the included NOTICE.md file for more information.

* @copyright See the included NOTICE.md file for more information.

* @link http://aws.amazon.com/php/ PHP Developer Center

*/

class CFMimeTypes

{

/**

* Map of the extension-to-mime-types that we support.

*/

public static $mime_types = array(

'3gp' => 'video/3gpp',

'ai' => 'application/postscript',

'aif' => 'audio/x-aiff',

'aifc' => 'audio/x-aiff',

'aiff' => 'audio/x-aiff',

'asc' => 'text/plain',

'atom' => 'application/atom+xml',

'au' => 'audio/basic',

'avi' => 'video/x-msvideo',

'bcpio' => 'application/x-bcpio',

'bin' => 'application/octet-stream',

'bmp' => 'image/bmp',

'cdf' => 'application/x-netcdf',

'cgm' => 'image/cgm',

'class' => 'application/octet-stream',

'cpio' => 'application/x-cpio',

'cpt' => 'application/mac-compactpro',

'csh' => 'application/x-csh',

'css' => 'text/css',

'dcr' => 'application/x-director',

'dif' => 'video/x-dv',

'dir' => 'application/x-director',

'djv' => 'image/vnd.djvu',

'djvu' => 'image/vnd.djvu',

'dll' => 'application/octet-stream',

'dmg' => 'application/octet-stream',

'dms' => 'application/octet-stream',

'doc' => 'application/msword',

'dtd' => 'application/xml-dtd',

'dv' => 'video/x-dv',

'dvi' => 'application/x-dvi',

'dxr' => 'application/x-director',

'eps' => 'application/postscript',

'etx' => 'text/x-setext',

'exe' => 'application/octet-stream',

'ez' => 'application/andrew-inset',

'flv' => 'video/x-flv',

'gif' => 'image/gif',

'gram' => 'application/srgs',

'grxml' => 'application/srgs+xml',

'gtar' => 'application/x-gtar',

'gz' => 'application/x-gzip',

'hdf' => 'application/x-hdf',

'hqx' => 'application/mac-binhex40',

'htm' => 'text/html',

'html' => 'text/html',

'ice' => 'x-conference/x-cooltalk',

'ico' => 'image/x-icon',

'ics' => 'text/calendar',

'ief' => 'image/ief',

'ifb' => 'text/calendar',

'iges' => 'model/iges',

'igs' => 'model/iges',

'jnlp' => 'application/x-java-jnlp-file',

'jp2' => 'image/jp2',

'jpe' => 'image/jpeg',

'jpeg' => 'image/jpeg',

'jpg' => 'image/jpeg',

'js' => 'application/x-javascript',

'kar' => 'audio/midi',

'latex' => 'application/x-latex',

'lha' => 'application/octet-stream',

'lzh' => 'application/octet-stream',

'm3u' => 'audio/x-mpegurl',

'm4a' => 'audio/mp4a-latm',

'm4p' => 'audio/mp4a-latm',

'm4u' => 'video/vnd.mpegurl',

'm4v' => 'video/x-m4v',

'mac' => 'image/x-macpaint',

'man' => 'application/x-troff-man',

'mathml' => 'application/mathml+xml',

'me' => 'application/x-troff-me',

'mesh' => 'model/mesh',

'mid' => 'audio/midi',

'midi' => 'audio/midi',

'mif' => 'application/vnd.mif',

'mov' => 'video/quicktime',

'movie' => 'video/x-sgi-movie',

'mp2' => 'audio/mpeg',

'mp3' => 'audio/mpeg',

'mp4' => 'video/mp4',

'mpe' => 'video/mpeg',

'mpeg' => 'video/mpeg',

'mpg' => 'video/mpeg',

'mpga' => 'audio/mpeg',

'ms' => 'application/x-troff-ms',

'msh' => 'model/mesh',

'mxu' => 'video/vnd.mpegurl',

'nc' => 'application/x-netcdf',

'oda' => 'application/oda',

'ogg' => 'application/ogg',

'ogv' => 'video/ogv',

'pbm' => 'image/x-portable-bitmap',

'pct' => 'image/pict',

'pdb' => 'chemical/x-pdb',

'pdf' => 'application/pdf',

'pgm' => 'image/x-portable-graymap',

'pgn' => 'application/x-chess-pgn',

'pic' => 'image/pict',

'pict' => 'image/pict',

'png' => 'image/png',

'pnm' => 'image/x-portable-anymap',

'pnt' => 'image/x-macpaint',

'pntg' => 'image/x-macpaint',

'ppm' => 'image/x-portable-pixmap',

'ppt' => 'application/vnd.ms-powerpoint',

'ps' => 'application/postscript',

'qt' => 'video/quicktime',

'qti' => 'image/x-quicktime',

'qtif' => 'image/x-quicktime',

'ra' => 'audio/x-pn-realaudio',

'ram' => 'audio/x-pn-realaudio',

'ras' => 'image/x-cmu-raster',

'rdf' => 'application/rdf+xml',

'rgb' => 'image/x-rgb',

'rm' => 'application/vnd.rn-realmedia',

'roff' => 'application/x-troff',

'rtf' => 'text/rtf',

'rtx' => 'text/richtext',

'sgm' => 'text/sgml',

'sgml' => 'text/sgml',

'sh' => 'application/x-sh',

'shar' => 'application/x-shar',

'silo' => 'model/mesh',

'sit' => 'application/x-stuffit',

'skd' => 'application/x-koan',

'skm' => 'application/x-koan',

'skp' => 'application/x-koan',

'skt' => 'application/x-koan',

'smi' => 'application/smil',

'smil' => 'application/smil',

'snd' => 'audio/basic',

'so' => 'application/octet-stream',

'spl' => 'application/x-futuresplash',

'src' => 'application/x-wais-source',

'sv4cpio' => 'application/x-sv4cpio',

'sv4crc' => 'application/x-sv4crc',

'svg' => 'image/svg+xml',

'swf' => 'application/x-shockwave-flash',

't' => 'application/x-troff',

'tar' => 'application/x-tar',

'tcl' => 'application/x-tcl',

'tex' => 'application/x-tex',

'texi' => 'application/x-texinfo',

'texinfo' => 'application/x-texinfo',

'tif' => 'image/tiff',

'tiff' => 'image/tiff',

'tr' => 'application/x-troff',

'tsv' => 'text/tab-separated-values',

'txt' => 'text/plain',

'ustar' => 'application/x-ustar',

'vcd' => 'application/x-cdlink',

'vrml' => 'model/vrml',

'vxml' => 'application/voicexml+xml',

'wav' => 'audio/x-wav',

'wbmp' => 'image/vnd.wap.wbmp',

'wbxml' => 'application/vnd.wap.wbxml',

'webm' => 'video/webm',

'wml' => 'text/vnd.wap.wml',

'wmlc' => 'application/vnd.wap.wmlc',

'wmls' => 'text/vnd.wap.wmlscript',

'wmlsc' => 'application/vnd.wap.wmlscriptc',

'wmv' => 'video/x-ms-wmv',

'wrl' => 'model/vrml',

'xbm' => 'image/x-xbitmap',

'xht' => 'application/xhtml+xml',

'xhtml' => 'application/xhtml+xml',

'xls' => 'application/vnd.ms-excel',

'xml' => 'application/xml',

'xpm' => 'image/x-xpixmap',

'xsl' => 'application/xml',

'xslt' => 'application/xslt+xml',

'xul' => 'application/vnd.mozilla.xul+xml',

'xwd' => 'image/x-xwindowdump',

'xyz' => 'chemical/x-xyz',

'zip' => 'application/zip',

);

/**

* Attempt to match the file extension to a known mime-type.

*

* @param string $ext (Required) The file extension to attempt to map.

* @return string The mime-type to use for the file extension.

*/

public static function get_mimetype($ext)

{

$ext = strtolower($ext); // Make sure the passed in extension is lowercase

return isset(self::$mime_types[$ext]) ? self::$mime_types[$ext] : 'application/octet-stream';

}

}

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