Reads raw or modified history data of the point.
Namespace: Ico.Fwx.ClientWrapperAssembly: IcoFwxClientWrapper (in IcoFwxClientWrapper.dll) Version: 10.97.212.0 (10.97.212.00)
Syntax
C# |
---|
public IEnumerable<SampleValue> HistoryRead(
string pointName,
DateTime startTime,
DateTime endTime,
bool returnBounds,
bool readModified,
int numValuesPerNode,
int readTimeout
) |
Visual Basic |
---|
Public Function HistoryRead ( _
pointName As String, _
startTime As DateTime, _
endTime As DateTime, _
returnBounds As Boolean, _
readModified As Boolean, _
numValuesPerNode As Integer, _
readTimeout As Integer _
) As IEnumerable(Of SampleValue) |
JScript |
---|
public function HistoryRead(
pointName : String,
startTime : DateTime,
endTime : DateTime,
returnBounds : boolean,
readModified : boolean,
numValuesPerNode : int,
readTimeout : int
) : IEnumerable<SampleValue> |
Parameters
- pointName
- Type: System..::..String
Point name to read data from.
- startTime
- Type: System..::..DateTime
Beginning of period to read.
- endTime
- Type: System..::..DateTime
End of period to read.
- returnBounds
- Type: System..::..Boolean
True to return the bounding values, otherwise false.
- readModified
- Type: System..::..Boolean
True to read modified data. False to read raw data.
- numValuesPerNode
- Type: System..::..Int32
The maximum number of values returned for the point over the time range. 0 indicates that there is no maximum.
- readTimeout
- Type: System..::..Int32
Timeout for the read operation. The value is in milliseconds.
Return Value
Collection of the SampleValue items.
See Also