Create generic list of PPP version according the ppp year, release version and adaptation version

Source: R/db_ppp_list.R

Create generic list of PPP version according the ppp year, release version and adaptation version

db_ppp_list(ppp)

Arguments

ppp

data frame with ppp value. must have the same strcuture as in pipload::pip_load_aux("ppp")

Value

list of ppp data frames