ordered.clusters function

Check if unique elements of a vector appear in contiguous clusters

ordered.clusters determines if identical elements of a vector appear in contiguous clusters, and returns TRUE if the do and FALSE

otherwise.

ordered.clusters(id)

Arguments

• id: a vector

Returns

The function returns TRUE if the elements appear in contiguous clusters and FALSE otherwise

Examples

x <- c(1, 1, 1, 2, 2, 3, 4, 1, 5, 5, 5)
ordered.clusters(x)
ordered.clusters(sort(x))
ordered.clusters(x[order(x)])

See Also

duplicated

Author(s)

Claus Ekstrom claus@ekstroem.dk with suggestions from Peter Dalgaard.