Main function

generations()

Convert year of birth to generations

Getters

Functions to get information about the generational data

show_generations()

Show generational data

get_prev_gen() get_next_gen()

Get the previous generation

get_start() get_end()

Get a generation's start or end year

Setters

Functions to modify generational data

rename_generation() use_zoomer() use_gen_z() use_gen_y() use_millennial() use_13th() use_gen_x() use_baby_boom() use_boomer()

Rename a generation

redefine_generation()

Redefine when a generation starts and ends

reset_generations()

Reset underlying generational data