c(..., recursive=FALSE)
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.
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") c(list(A=c(B=1)),recursive=T) c(options(), recursive=T) c(list(A=c(B=1,C=2),B=c(E=7)),recursive=T)