pfhwyigou/vendor/yiisoft/yii2/helpers/mimeAliases.php

<?php
/**
 * MIME aliases.
 *
 * This file contains aliases for MIME types.
 */
return [
    'text/xml' => 'application/xml',
    'image/svg' => 'image/svg+xml',
    'image/x-bmp' => 'image/bmp',
    'image/x-bitmap' => 'image/bmp',
    'image/x-xbitmap' => 'image/bmp',
    'image/x-win-bitmap' => 'image/bmp',
    'image/x-windows-bmp' => 'image/bmp',
    'image/ms-bmp' => 'image/bmp',
    'image/x-ms-bmp' => 'image/bmp',
    'application/bmp' => 'image/bmp',
    'application/x-bmp' => 'image/bmp',
    'application/x-win-bitmap' => 'image/bmp',
];