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This is documentation for Caché & Ensemble.

For information on converting to InterSystems IRIS, see the InterSystems IRIS Adoption Guide and the InterSystems IRIS In-Place Conversion Guide, both available on the WRC Distributions page (login required).

Caché & Ensemble 2018.1.3 — 2018.1.4 > Caché Development References > InterSystems Programming Tools Index > Tools Index > Lists

Lists

Work with lists.

Background Information

In Caché, the word list can refer either of the following:

A native list as defined by functions in a programming language.

See Caché ObjectScript Reference, Caché Basic Reference, and Caché MultiValue Basic Reference. This reference book does not go into details for the languages.
An instance of any of the Caché list classes.

This reference topic lists these classes.

List Classes

%Collection.ListOfDT class

Defines the interface for a list property whose elements are literal values.

For an introduction, see “Working with Collections” in Using Caché Objects.

Availability: All namespaces.

%Collection.ListOfObj class

Defines the interface for a list property whose elements are objects.

For an introduction, see “Working with Collections” in Using Caché Objects.

Availability: All namespaces.

%ListOfDataTypes class

Defines a stand-alone object that represents a list of literal values.

Availability: All namespaces.

%ListOfObjects class

Defines a stand-alone object that represents a list of objects.

Availability: All namespaces.

%List and %ListOfBinary classes

These datatype classes represents the ObjectScript native list format.

Availability: All namespaces.

%ListOfObjectsWithClassName class

A version of the %ListOfObjects collection class that stores class names in OIDs. These classes can be used stand alone to store a collection.

Availability: All namespaces.