Parts Reference


Ordered Collection events

first
A first event indicates that the first element of the Ordered Collection part has changed.

isEmpty
An isEmpty event indicates that the ordered collection is empty.

last
A last event indicates that the last element of the Ordered Collection part has changed.

self
A self event indicates that the value of the target part itself has changed.

size
A size event indicates the number of elements in the Ordered Collection part has changed.


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