FarPoint.Excel アセンブリ > FarPoint.Excel 名前空間 > XlsxEncryptionHelper クラス : IsEncryptFile メソッド |
'Declaration
Public Shared Function IsEncryptFile( _ ByVal stream As Stream, _ ByVal product As ISupportedProduct, _ ByRef encryptionInfo As Stream, _ ByRef encryptedPackage As Stream _ ) As Boolean
public static bool IsEncryptFile( Stream stream, ISupportedProduct product, out Stream encryptionInfo, out Stream encryptedPackage )