Saves user-defined administrative division codes and their associated labels
(in both Chinese and English) to the local dictionary used by canregtools.
     
    
    write_areacode(x = NULL, cache_refresh = FALSE)
 
     
    
    Arguments
- x
 
A data frame containing at least the following columns:
areacode, cname, ename, abbr_cn, and abbr_en.
 
- cache_refresh
 
Logical. If TRUE, refresh the dictionary to default values
before updating.
 
 
    
    Value
    Invisibly returns NULL. The function is called for its side effect.
     
    
    Examples
    if (FALSE) { # \dontrun{
dict <- data.frame(
  areacode = c("410302"),
  cname = c("\u8001\u57CE\u533A"),
  ename = c("Laocheng District"),
  abbr_cn = c("\u8001\u57CE"),
  abbr_en = c("Laocheng")
)
write_areacode(dict)
} # }