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These functions generate placeholder values.

Usage

default_label()

default_param()

Value

A placeholder value to be used within uses_labels()

or uses_geom_params().

Examples

require(ggplot2)
#> Loading required package: ggplot2

p <- ggplot(data = mpg, mapping = aes(x = displ, y = hwy, color = trans)) +
  geom_smooth(se = FALSE) +
  labs(title = "My plot", x = "Weight", y = "MPG")

uses_labels(p, x = default_label(), color = default_label())
#>     x color 
#> FALSE  TRUE 

uses_geom_params(p, "smooth", size = default_param(), se = default_param())
#>  size    se 
#>  TRUE FALSE