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ObjectReferenceQ

ObjectReferenceQ[expression]bool

returns True if expression is an object of a defined type.

Details

    Input
    Output

Examples

Basic Examples  (5)

Returns True if input is an object of a defined type:

Returns True if input is an object of a defined Model type:

Returns False if input is an object of a type which is not defined:

Returns False if given input is not of the Object/Model form:

Returns False if given input is not of the Object/Model form:

Additional Examples  (4)

Returns True for an Object with only an ID:

Returns True for a Model with only an ID:

Does not match a link:

Does not match a packet: