Coerce a data frame to a frab
df_to_frab(from) ## S4 method for signature 'data.frame' as.frab(x)
x, from
: Frab objectsCoerces a data frame, with columns key
and value
, to the appropriate frab object. Repeated key
s are summed.
Returns a frab object or a dataframe.
Robin K. S. Hankin
as.frab(data.frame(key=letters[1:5],value=1:5))