UAOpenFileModes Enumeration

Indicates whether the file should be opened only for read operations or for read and write operations and where the initial position is set.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
<ComVisibleAttribute(False)>
<FlagsAttribute()>
Public Enum UAOpenFileModes 
   Inherits System.Enum
   Implements System.IComparable, System.IConvertible, System.IFormattable

'Usage
 
Dim instance As UAOpenFileModes

[ComVisible(false)]
[Flags()]
public enum UAOpenFileModes : System.Enum, System.IComparable, System.IConvertible, System.IFormattable

[ComVisible(false)]
[Flags()]
public enum class UAOpenFileModes : public System.Enum, System.IComparable, System.IConvertible, System.IFormattable

Members

Member	Value	Description
Append	8	When set, the file is opened at end of the file, otherwise at begin of the file. Remarks: Corresponds to bit 3 in 'mode' argument of the Open method on OPC UA FileType (). "The SetPosition Method can be used to change the position."
EraseExisting	4	The existing content of the file is erased and an empty file is provided. Remarks: Corresponds to bit 2 in 'mode' argument of the Open method on OPC UA FileType (). This bit can only be set if the file is opened for writing (Write bit is set).
Read	1	The file is opened for reading. If this bit is not set, the Read Method cannot be executed. Remarks: Corresponds to bit 0 in 'mode' argument of the Open method on OPC UA FileType ().
Reserved	240	Reserved for future use. Remarks: Corresponds to bits 4-7 in 'mode' argument of the Open method on OPC UA FileType (). "Shall always be zero."
Write	2	The file is opened for writing. If this bit is not set, the Write Method cannot be executed. Remarks: Corresponds to bit 1 in 'mode' argument of the Open method on OPC UA FileType ().

Remarks

Corresponds to bits of the 'mode' argument of the Open method on OPC UA FileType ().

Inheritance Hierarchy

System.Object
   System.ValueType
      System.Enum
         OpcLabs.EasyOpc.UA.FileTransfer.UAOpenFileModes

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

Reference

OpcLabs.EasyOpc.UA.FileTransfer Namespace

Send Documentation Feedback. Technical Support