getLanguageCodeByName method
get language code by language name.
Implementation
String? getLanguageCodeByName(String languageName) {
if (languageName.isEmpty) {
return null;
}
String? languageCode;
for (String key in languages.keys) {
for (String name in languages[key]!) {
if (languageName == name) {
languageCode = key;
return languageCode;
}
}
}
return languageCode;
}