These functions are provided for compatibility with older versions of memisc only, and may be defunct as soon as the next release.
fapply(formula,data,…) # calls UseMethod("fapply",data)
# S3 method for default
fapply(formula, data, subset=NULL,
names=NULL, addFreq=TRUE,…)
a formula. The right hand side includes one or more grouping variables separated by '+'. These may be factors, numeric, or character vectors. The left hand side may be empty, a numerical variable, a factor, or an expression. See details below.
an environment or data frame or an object coercable into a data frame.
an optional vector specifying a subset of observations to be used.
an optional character vector giving names to the
result(s) yielded by the expression on the left hand side of formula
.
This argument may be redundant if the left hand side results in is a named vector.
(See the example below.)
further arguments, passed to methods or ignored.