API Reference > OdDg Classes > OdDgDgnSymbologyOptionsClassInstance Class > OdDgDgnSymbologyOptionsClassInstance Methods > OdDgDgnSymbologyOptionsClassInstance::setAllowNoneFlag Method
OdDgDgnSymbologyOptionsClassInstance::setAllowNoneFlag Method
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Syntax
C++
virtual void setAllowNoneFlag(bool bValue) = 0;
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