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Check the length (number of rankings) of a preference.

Source: R/pref_tools.R
pref_length.Rd

Check the length (number of rankings) of a preference.

Usage

pref_length(x)

Arguments

x

A vector of preferences.

Value

The number of items listed on each of the preferences.

Examples

pref_length(preferences(c("a > b > c", "", "b > c")))
#> [1] 3 0 2