number_of_heatwaves: Calculate number of extreme_events
Description
This function takes a dataframe of extreme events, as created by
gen_hw_set, and calculates the number of events in
the dataframe.
Usage
number_of_heatwaves(hw_datafr)
Arguments
hw_datafr
A dataframe of extreme events and their characteristics, as
created by gen_hw_set
Value
A numeric value with the number of extreme events in a dataframe of
events, as generated by gen_hw_set.
Details
To calculate the number of extreme events, this function determines the number
of rows in the dataframe, since gen_hw_set outputs a
dataframe with one and only one row per event.