The number of knots used for spline model parameters.

## Usage

num_knots(range = c(0L, 5L), trans = NULL)

## Arguments

range

A two-element vector holding the defaults for the smallest and largest possible values, respectively.

trans

A trans object from the scales package, such as scales::log10_trans() or scales::reciprocal_trans(). If not provided, the default is used which matches the units used in range. If no transformation, NULL.

## Details

One context in which this parameter is used is spline basis functions.

## Examples

num_knots()
#> Number of knots (quantitative)
#> Range: [0, 5]