
rw_fac stands for 'rewriting rule'. Typically useful to correct typos at the import, or merge some levels within covariates. Drops levels silently.
rw_fac(x, fac, from, to)
any Momocs object
the id of the name of the $fac column to look for (fac_dispatcher not yet supported)
which level(s) should be renamed; passed as a single or several characters
which name should be used to rename this/these levels
a Momocs object of the same type
Other handling functions: arrange
,
at_least
, chop
,
combine
, dissolve
,
fac_dispatcher
, filter
,
mutate
, rescale
,
rm_harm
, rm_uncomplete
,
sample_frac
, sample_n
,
select
, slice
# NOT RUN {
# single renaming
rw_fac(bot, "type", "whisky", "agua_de_fuego")$type # 1 instead of "type" is fine too
# several renaming
bot2 <- mutate(bot, fake=factor(rep(letters[1:4], 10)))
rw_fac(bot2, "fake", c("a", "e"), "ae")$fake
# }
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