Historian SDK

Value Property (HistorianDataValue)

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Gets or sets the data value of the tag at the timestamp.

'Declaration
 
Public Property Value As Double

'Usage
 
Dim instance As HistorianDataValue
Dim value As Double
 
instance.Value = value
 
value = instance.Value

public double Value {get; set;}

public:
property double Value {
   double get();
   void set (    double value);
}

The value is always NULL for string tags. The maximum value cannot exceed 1.7E+/-308 (15 digits)