public NFileDialogFileType[] GetAllFileTypes( 
   System.bool forReading,
   System.string allSpecificFilesName
)

Parameters

forReading

Specifies whether to get file formats for reading or for writing.

allSpecificFilesName

Specifies the name of the all specific files entry, for example "All Text Files".

Target Platforms: Windows 11, Windows 10, Windows 7, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)

Reference

NDocumentFormatRegistry<TDocumentFormat> Class
NDocumentFormatRegistry<TDocumentFormat> Members
Overload List