getCountryCodeForRegion method

int getCountryCodeForRegion(
  1. String? regionCode
)

Returns the country calling code for a specific region. For example, this would be 1 for the United States, and 64 for New Zealand.

regionCode the region that we want to get the country calling code for. getCountryCodeForRegion returns the country calling code for the region denoted by regionCode.

Implementation

int getCountryCodeForRegion(String? regionCode) {
  if (!_isValidRegionCode(regionCode)) return 0;
  return _getCountryCodeForValidRegion(regionCode);
}