is_sortable {sftime} | R Documentation |
Checks whether a vector or list is sortable
Description
Checks whether a vector or list is sortable. This is the condition for a
vector to be usable as time column in a sftime
object.
Usage
is_sortable(x)
Arguments
x |
The object to check. |
Details
Checks whether the provided object can be handled by
order
. A couple of basic types are whitelisted. However, custom
types can be defined when they provide a dedicated generic to xtfrm.
Note that a list
can only be sorted with atomic values. See the
examples below for a template.
Value
TRUE
if x
passes the check, else FALSE
.
Examples
x <- Sys.time() + 5:1 * 3600 * 24
sort(x)
is_sortable(x)
[Package sftime version 0.2-0 Index]