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‘as.data.frame()’'s default method now also works fine with atomic objects inheriting from classes such as ‘"roman"’, ‘"octmode"’ and ‘"hexmode"’, such fulfilling the wish of PR#18421, by Benjamin Feakins.
The ‘as.data.frame.vector()’ utility now errors for wrong-length ‘row.names’. It warned for almost six years, with “Will be an error!”.