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Get Key Country Information About Japan from the REST Countries API

Source: R/get_country_info_jp.R
get_country_info_jp.Rd

Retrieves selected, essential information about Japan using the REST Countries API. The function returns a tibble with core details such as population, area, capital, region, and official language(s).

See the API documentation at https://restcountries.com/. Example API usage: https://restcountries.com/v3.1/name/japan?fullText=true.

Usage

get_country_info_jp()

Source

REST Countries API: https://restcountries.com/

Value

A tibble with the following 8 columns, or NULL if the API is unavailable:

  • name_common: Common name of the country.

  • name_official: Official name of the country.

  • region: Geographical region.

  • subregion: Subregion within the continent.

  • capital: Capital city.

  • area: Area in square kilometers.

  • population: Population of the country.

  • languages: Languages spoken in the country, as a comma-separated string.

Details

The function sends a GET request to the REST Countries API. If the API returns data for Japan, the function extracts and returns selected fields as a tibble. If the request fails or Japan is not found, it returns NULL and prints an informative message.

Note

Requires internet connection. The data is retrieved in real time from the REST Countries API.

Examples

# \donttest{
# Requires internet connection
result <- get_country_info_jp()
if (!is.null(result)) {
  print(result)
}
#> # A tibble: 1 × 8
#>   name_common name_official region subregion capital   area population languages
#>   <chr>       <chr>         <chr>  <chr>     <chr>    <dbl>      <int> <chr>    
#> 1 Japan       Japan         Asia   Eastern … Tokyo   377930  123210000 Japanese 
# }