RLink`
RLink`

RDataTypeRegisteredQ

RDataTypeRegisteredQ[type]

returns True if a data type with a given name has been registered in a current RLink session, and False otherwise.

Details and OptionsDetails
  • type should normally be a string.
  • Examples

    Basic Examples  (1)

    In[1]:=
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    Test if the data frame type has been registered:

    In[2]:=
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    Out[2]=

    Now unregister it and test again:

    In[3]:=
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    Out[3]=

    Reload type definitions to restore the data frame type registration:

    In[4]:=
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    Out[4]=

    See Also

    RDataTypeRegister  RDataTypeUnregister  RTypeOfHighLevelExpression  RTypeOfLowLevelExpression   RDataTypeDefinitionsReload

    Tutorials