API Reference > OdDg Classes > OdDgDgnSymbologyOptionsClassInstance Class > OdDgDgnSymbologyOptionsClassInstance Methods > OdDgDgnSymbologyOptionsClassInstance::getAllowNoneFlag Method
OdDgDgnSymbologyOptionsClassInstance::getAllowNoneFlag Method
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Syntax
C++
virtual bool getAllowNoneFlag() const = 0;
Group
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