Open CASCADE Technology 6.6.0
Data Structures
TDataStd_Variable.hxx File Reference
#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_TDataStd_Variable.hxx>
#include <Standard_Boolean.hxx>
#include <TCollection_AsciiString.hxx>
#include <TDF_Attribute.hxx>
#include <Standard_Real.hxx>
#include <TDataStd_RealEnum.hxx>
#include <Handle_TDataStd_Real.hxx>
#include <Handle_TDataStd_Expression.hxx>
#include <Handle_TDF_Attribute.hxx>
#include <Handle_TDF_RelocationTable.hxx>
#include <Handle_TDF_DataSet.hxx>
#include <Standard_OStream.hxx>

Data Structures

class  TDataStd_Variable
 Variable attribute.
==================

* A variable is associated to a TDataStd_Real (which
contains its current value) and a TDataStd_Name
attribute (which contains its name). It contains a
constant flag, and a Unit

* An expression may be assigned to a variable. In
thatcase the expression is handled by the associated
Expression Attribute and the Variable returns True to
the method <IsAssigned>.
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