MadelineProto/docs/TD_docs/constructors/file.md

title	description
file	Represents a file

Constructor: file

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Represents a file

Attributes:

Name	Type	Required	Description
id	int	Yes	Unique file identifier, 0 for empty file
persistent_id	string	Yes	Persistent file identifier, if exists. Can be used across application restarts or even other devices for current logged user. If begins with "http: " or "https: ", it is HTTP URL of the file. Currently, TDLib is unable to download files if only they URL is known
size	int	Yes	File size, 0 if unknown
path	string	Yes	Local path to the file, if available

Type: File

Example:

$file = ['_' => 'file', 'id' => int, 'persistent_id' => string, 'size' => int, 'path' => string, ];

Or, if you're into Lua:

file={_='file', id=int, persistent_id=string, size=int, path=string, }