MadelineProto/docs/TD_docs/methods/getFileExtension.md

title	description
getFileExtension	Returns file's extension guessing only by its mime type. Returns empty string on failure. Offline method. Can be called before authorization. Can be called synchronously

Method: getFileExtension

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YOU CANNOT USE THIS METHOD IN MADELINEPROTO

Returns file's extension guessing only by its mime type. Returns empty string on failure. Offline method. Can be called before authorization. Can be called synchronously

Params:

Name	Type	Required	Description
mime_type	string	Yes	Mime type of the file

Return type: Text