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Verifies that the data referenced by the given geoprocessing value object exists.
[Visual Basic .NET] Public Function ValidateExists ( _ ByVal pGPValue As IGPValue, _ ByVal checkDerived As Boolean _ ) As Boolean
[C#] public bool ValidateExists ( IGPValue pGPValue, bool checkDerived );
[C++]
HRESULT ValidateExists(
IGPValue* pGPValue,
VARIANT_BOOL checkDerived
);
[C++] Parameters pGPValue [in]
pGPValue is a parameter of type IGPValue* checkDerived [in]
checkDerived is a parameter of type bool