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Class UML 2.3::Expression

Description:

An expression represents a node in an expression tree, which may be non-terminal or terminal. It defines a symbol, and has a possibly empty sequence of operands which are value specifications.

Direct Superclasses: ValueSpecification

Direct Subclasses: StringExpression

Class Precedence List: Expression, ValueSpecification, PackageableElement, ParameterableElement, TypedElement, NamedElement, Element

Properties:

operand : ValueSpecification (0 *); -- source Expression
symbol : String (0 1); -- source Expression

The symbol associated with the node in the expression tree.

visibility : VisibilityKind (1 1); -- source PackageableElement
owningTemplateParameter : TemplateParameter (0 1); -- source ParameterableElement
templateParameter : TemplateParameter (0 1); -- source ParameterableElement
type : Type (0 1); -- source TypedElement
clientDependency : Dependency (0 *); -- source NamedElement
name : String (0 1); -- source NamedElement
nameExpression : StringExpression (0 1); -- source NamedElement
namespace : Namespace (0 1); -- source NamedElement
qualifiedName : String (0 1); -- source NamedElement
ownedComment : Comment (0 *); -- source Element
ownedElement : Element (0 *); -- source Element

The Elements owned by this element.
{composite, readonly}
Derived union with sources: (ownedComment, nameExpression, operand)
Opposite: Element.owner

owner : Element (0 1); -- source Element

Constraints:

No additional constraints.

Operations:

No additional operations.



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