LSFileHelper

Extends\CFileHelper

package	Default

getExtensionByMimeType

getExtensionByMimeType( $file, $magicFile = null): string|null

static

inheritdoc	Can not call parent since usage of self::getMimeType Set $magicFile (php array) from config (if is null)
see	https://www.yiiframework.com/doc/api/1.1/CFileHelper#getExtensionByMimeType-detail

string|null

extension name. Null is returned if the extension cannot be determined.

getMimeType( $file, $magicFile = null, $checkExtension = true): string|null

static

inheritdoc	Set $magicFile (magic dataBase) from config (if is null) Use the magic file set by user only iof needed (else keep pĥp default or MAGIC env)
see	https://www.php.net/manual/en/function.finfo-open.php

string|null

string if the MIME type. Null is returned if the MIME type cannot be determined.