QuickOPC User's Guide and Reference
FromFile Method (StreamLoader<TValue>)



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.IO Namespace > StreamLoader<TValue> Class : FromFile Method
The path and name of the file to load the value from.
Loads a value from a file.
Syntax
'Declaration
 
<NotNullAttribute()>
Public Function FromFile( _
   ByVal filePathAndName As String _
) As ValueResult(Of TValue)
'Usage
 
Dim instance As StreamLoader(Of TValue)
Dim filePathAndName As String
Dim value As ValueResult(Of TValue)
 
value = instance.FromFile(filePathAndName)
[NotNull()]
public ValueResult<TValue> FromFile( 
   string filePathAndName
)
[NotNull()]
public:
ValueResult<TValue^>^ FromFile( 
   String^ filePathAndName
) 

Parameters

filePathAndName
The path and name of the file to load the value from.

Return Value

Returns value result with the value loaded.
Requirements

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

See Also