IsObjectContainer
Checks if an object is an object container.
Syntax
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IsObjectContainer(X)-
Xis any object
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Description
IsObjectContainer(X) returns true iff X is an object container, that is, iff it can contain other objects (of any type).
IsObjectContainer(X) is a property of the class of X.
The following classes are object containers:
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lists
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sets
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structures