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Retrieves the current value of a property for this UI Automation element.
Syntax
HRESULT GetCurrentPropertyValue( PROPERTYID propertyId, VARIANT *retVal );
Parameters
- propertyId
[in] The identifier of the property. For a list of property IDs, see Property Identifiers.- retVal
[out, retval] The address of a variable that receives the value of the property.
Return Value
Returns S_OK if successful, or an error value otherwise.
Remarks
Microsoft UI Automation properties of the double type support Not a Number (NaN) values. When retrieving a property of the double type, a client can use the _isnan function to determine whether the property is a NaN value.
See Also
IUIAutomationElement, IUIAutomationElement::GetCachedPropertyValue, IUIAutomationElement::GetCurrentPropertyValueEx, UI Automation Properties Overview