Description Usage Arguments Details Value See Also Examples
Make labels with the format expected for an
object of class "Intervals"
(as defined in the demarray package).
This function would not normally be called directly
by end users.
1 |
x |
A list of integer vectors. |
x
is a list of integer vectors of length 2.
If elements of a vector are non-NA, then the second
element must be greater than the first.
The vectors cannot overlap.
The elements of x
are converted into
labels as follows:
Element | Label |
c(100L, 101L) | "100-101" |
c(100L, 110L) | "100-110" |
c(NA_integer_, 100L) | "<100" |
c(100L, NA_integer_) | "100+" |
c(NA_integer_, NA_integer_) | NA |
A character vector
make_labels_categories
,
make_labels_triangles
,
make_labels_directions
,
make_labels_quantiles
,
make_labels_integers
,
make_labels_quantities
,
make_labels_quarters
,
make_labels_months
,
make_labels_dateranges
,
make_labels_datepoints
1 2 3 4 5 6 7 | x <- list(c(2000L, 2010L),
c(2011L, 2012L),
c(NA, 2000L),
c(NA_integer_, NA_integer_),
c(2030L, NA),
c(2020L, 2030L))
make_labels_intervals(x)
|
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