wp_get_mime_types()

Retrieve list of mime types and file extensions.


Return Return

(string[]) Array of mime types keyed by the file extension regex corresponding to those types.


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Usage:
$mime_types = wp_get_mime_types();
Notes:

Applies the filter mime_types to return value, passing the array of mime types. This filter should be used to add types, not remove them. To remove types, use the upload_mimes filter.


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Source Source

File: wp-includes/functions.php

function wp_get_mime_types() {
	/**
	 * Filters the list of mime types and file extensions.
	 *
	 * This filter should be used to add, not remove, mime types. To remove
	 * mime types, use the {@see 'upload_mimes'} filter.
	 *
	 * @since 3.5.0
	 *
	 * @param string[] $wp_get_mime_types Mime types keyed by the file extension regex
	 *                                 corresponding to those types.
	 */
	return apply_filters(
		'mime_types',
		array(
			// Image formats.
			'jpg|jpeg|jpe'                 => 'image/jpeg',
			'gif'                          => 'image/gif',
			'png'                          => 'image/png',
			'bmp'                          => 'image/bmp',
			'tiff|tif'                     => 'image/tiff',
			'ico'                          => 'image/x-icon',
			'heic'                         => 'image/heic',
			// Video formats.
			'asf|asx'                      => 'video/x-ms-asf',
			'wmv'                          => 'video/x-ms-wmv',
			'wmx'                          => 'video/x-ms-wmx',
			'wm'                           => 'video/x-ms-wm',
			'avi'                          => 'video/avi',
			'divx'                         => 'video/divx',
			'flv'                          => 'video/x-flv',
			'mov|qt'                       => 'video/quicktime',
			'mpeg|mpg|mpe'                 => 'video/mpeg',
			'mp4|m4v'                      => 'video/mp4',
			'ogv'                          => 'video/ogg',
			'webm'                         => 'video/webm',
			'mkv'                          => 'video/x-matroska',
			'3gp|3gpp'                     => 'video/3gpp',  // Can also be audio.
			'3g2|3gp2'                     => 'video/3gpp2', // Can also be audio.
			// Text formats.
			'txt|asc|c|cc|h|srt'           => 'text/plain',
			'csv'                          => 'text/csv',
			'tsv'                          => 'text/tab-separated-values',
			'ics'                          => 'text/calendar',
			'rtx'                          => 'text/richtext',
			'css'                          => 'text/css',
			'htm|html'                     => 'text/html',
			'vtt'                          => 'text/vtt',
			'dfxp'                         => 'application/ttaf+xml',
			// Audio formats.
			'mp3|m4a|m4b'                  => 'audio/mpeg',
			'aac'                          => 'audio/aac',
			'ra|ram'                       => 'audio/x-realaudio',
			'wav'                          => 'audio/wav',
			'ogg|oga'                      => 'audio/ogg',
			'flac'                         => 'audio/flac',
			'mid|midi'                     => 'audio/midi',
			'wma'                          => 'audio/x-ms-wma',
			'wax'                          => 'audio/x-ms-wax',
			'mka'                          => 'audio/x-matroska',
			// Misc application formats.
			'rtf'                          => 'application/rtf',
			'js'                           => 'application/javascript',
			'pdf'                          => 'application/pdf',
			'swf'                          => 'application/x-shockwave-flash',
			'class'                        => 'application/java',
			'tar'                          => 'application/x-tar',
			'zip'                          => 'application/zip',
			'gz|gzip'                      => 'application/x-gzip',
			'rar'                          => 'application/rar',
			'7z'                           => 'application/x-7z-compressed',
			'exe'                          => 'application/x-msdownload',
			'psd'                          => 'application/octet-stream',
			'xcf'                          => 'application/octet-stream',
			// MS Office formats.
			'doc'                          => 'application/msword',
			'pot|pps|ppt'                  => 'application/vnd.ms-powerpoint',
			'wri'                          => 'application/vnd.ms-write',
			'xla|xls|xlt|xlw'              => 'application/vnd.ms-excel',
			'mdb'                          => 'application/vnd.ms-access',
			'mpp'                          => 'application/vnd.ms-project',
			'docx'                         => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
			'docm'                         => 'application/vnd.ms-word.document.macroEnabled.12',
			'dotx'                         => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
			'dotm'                         => 'application/vnd.ms-word.template.macroEnabled.12',
			'xlsx'                         => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
			'xlsm'                         => 'application/vnd.ms-excel.sheet.macroEnabled.12',
			'xlsb'                         => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
			'xltx'                         => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
			'xltm'                         => 'application/vnd.ms-excel.template.macroEnabled.12',
			'xlam'                         => 'application/vnd.ms-excel.addin.macroEnabled.12',
			'pptx'                         => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
			'pptm'                         => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
			'ppsx'                         => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
			'ppsm'                         => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
			'potx'                         => 'application/vnd.openxmlformats-officedocument.presentationml.template',
			'potm'                         => 'application/vnd.ms-powerpoint.template.macroEnabled.12',
			'ppam'                         => 'application/vnd.ms-powerpoint.addin.macroEnabled.12',
			'sldx'                         => 'application/vnd.openxmlformats-officedocument.presentationml.slide',
			'sldm'                         => 'application/vnd.ms-powerpoint.slide.macroEnabled.12',
			'onetoc|onetoc2|onetmp|onepkg' => 'application/onenote',
			'oxps'                         => 'application/oxps',
			'xps'                          => 'application/vnd.ms-xpsdocument',
			// OpenOffice formats.
			'odt'                          => 'application/vnd.oasis.opendocument.text',
			'odp'                          => 'application/vnd.oasis.opendocument.presentation',
			'ods'                          => 'application/vnd.oasis.opendocument.spreadsheet',
			'odg'                          => 'application/vnd.oasis.opendocument.graphics',
			'odc'                          => 'application/vnd.oasis.opendocument.chart',
			'odb'                          => 'application/vnd.oasis.opendocument.database',
			'odf'                          => 'application/vnd.oasis.opendocument.formula',
			// WordPerfect formats.
			'wp|wpd'                       => 'application/wordperfect',
			// iWork formats.
			'key'                          => 'application/vnd.apple.keynote',
			'numbers'                      => 'application/vnd.apple.numbers',
			'pages'                        => 'application/vnd.apple.pages',
		)
	);
}


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Changelog Changelog

Changelog
Version Description
4.9.6 Support was added for AAC (.aac) files.
4.9.2 Support was added for Flac (.flac) files.
4.2.0 Support was added for GIMP (.xcf) files.
3.5.0 Introduced.

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