Character. The units to be used in printing the timings.
The available units are nanoseconds ("ns"), microseconds
("us"), milliseconds ("ms"), seconds ("s").
log
Logical. Should times be plotted on log scale?
xlab
Character. X axis label.
ylab
Character. Y axis label.
horizontal
Logical. If set to TRUE, X and Y axes will be switched. Defaults to FALSE.
If ggplot2 package is available, it will be used. In order to switch to default
boxplot from the graphics package set option benchr.use_ggplot
to FALSE: options(benchr.use_ggplot = FALSE).