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AF SDK Reference

PIPointList.UnloadAttributes Method

  • Last UpdatedNov 18, 2025
  • 2 minute read
PIPointList.UnloadAttributes Method
Unload PIPoint attributes from the cache for each PIPoint in the list.

Namespace:  OSIsoft.AF.PI
Assembly:  OSIsoft.AFSDK (in OSIsoft.AFSDK.dll) Version: 3.1.1.1182

Syntax

public void UnloadAttributes(
	params string[] names
)
Public Sub UnloadAttributes ( 
	ParamArray names As String()
)

Dim instance As PIPointList
Dim names As String()

instance.UnloadAttributes(names)
public:
void UnloadAttributes(
	... array<String^>^ names
)
member UnloadAttributes : 
        names : string[] -> unit 

Parameters

names
Type: SystemString
The list of PIPoint attribute names to be unloaded loaded. The PICommonPointAttributes class contains some of the common PIPoint attribute names.

Remarks

The PIPoint attributes for the specified list of names are unloaded from the client's cache. This method is used to free memory when PIPoint attributes are no longer needed, but the PIPoint is still being used.

Version Information

AFSDK


See Also

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