Convert discrete value(s) to encoding name(s).

For a discrete parameter or discrete vector. If the value x is NA, indicating a missing parameter value due to unsatisfied requirements, NA is returned.

discreteValueToName(par, x)

Arguments

par

Param
Parameter.

x

any
Parameter value or a list of values for a discrete vector.

Value

character. Single name for a discrete parameter or a character vector of names for a discrete vector.

Examples

p = makeDiscreteParam("u", values = c(x1 = "a", x2 = "b", x3 = "c"))
discreteValueToName(p, "b")
#> [1] "x2"