as.quoted {plyr} | R Documentation |
Convert characters, formulas and calls to quoted .variables
as.quoted(x, env = parent.frame())
x |
input to quote |
env |
environment in which unbound symbols in
expression should be evaluated. Defaults to the
environment in which |
This method is called by default on all plyr functions
that take a .variables
argument, so that
equivalent forms can be used anywhere.
Currently conversions exist for character vectors, formulas and call objects.
a list of quoted variables
as.quoted(c("a", "b", "log(d)")) as.quoted(a ~ b + log(d))