c {base} | R Documentation |
This is a generic function which combines its arguments.
The default method combines its arguments to form a vector. All arguments are coerced to a common type which is the type of the returned value.
c(..., recursive=FALSE)
... |
objects to be concatenated. |
recursive |
logical. If recursive=TRUE , the function
recursively descends through lists combining all their elements
into a vector. |
unlist
and as.vector
to produce
attribute-free vectors.
c(1,7:9) c(1:5, 10.5, "next") ## append to a list: ll <- list(A = 1, c="C") ## do *not* use c(ll, d = 1:3) # which is == c(ll, as.list(c(d=1:3)) ## but rather c(ll, d = list(1:3))# c() combining two lists c(list(A=c(B=1)), recursive=TRUE) c(options(), recursive=TRUE) c(list(A=c(B=1,C=2), B=c(E=7)), recursive=TRUE)