R-beta: losing attributes in binary ops
Gordon Maclean
maclean at stout.atd.ucar.edu
Tue Jan 6 19:05:02 CET 1998
Thanks to Thomas Lumley for the very quick fix of the NextMethod(.Generic)
bug. The patch enclosed in his message to r-help fixed that problem
nicely.
But..., I've got another one.
x <- 1:4
attr(x,"foo") <- "bar"
attributes(x < 4)
returns NULL.
The "foo" attribute has been lost in the "x < 4" operation.
The blue book says that the result of binary operations should have
the attributes of the longer operand.
Thanks,
Gordon Maclean
Nat'l Center for Atmospheric Research
Boulder CO
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