19 declare(strict_types=1);
    32         ?
string $download_file_name = null,
    33         ?
string $mime_type = null,
    34         bool $delete_file = 
false    39         ?
string $download_file_name = null
    44         ?
string $download_file_name = null
 Interface ilFileDeliveryService. 
 
static deliverFileInline(string $path_to_file, ?string $download_file_name=null)
 
static streamVideoInline(string $path_to_file, ?string $download_file_name=null)
 
static returnASCIIFileName(string $original_filename)
Converts a UTF-8 filename to ASCII. 
 
static deliverFileAttached(string $path_to_file, ?string $download_file_name=null, ?string $mime_type=null, bool $delete_file=false)