API Reference > OdDb Classes > OdDbBlockElement Class > OdDbBlockElement Methods > OdDbBlockElement::evaluate Method
OdDbBlockElement::evaluate Method
Syntax
C++
virtual bool evaluate(const OdDbEvalContext*);
Parameters 
Description 
evalContext 
[in] Evaluation context. 

Evaluates the expression represented by this Node object.

Called by OdDbEvalGraph::evaluate(). 

Returns true if and only if successful. Returning false terminates the Traversal. 

evalContext may be NULL.

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