Showing posts with label displayNameForKey value. Show all posts
Showing posts with label displayNameForKey value. Show all posts

Saturday, May 11, 2013

NSLocale displayNameForKey value example ios


displayNameForKey value

Returns the display name for the given value.
- (NSString *)displayNameForKey:(id)key value:(id)value
Parameters
key
Specifies which of the locale property keys value is (see “Constants”),
value
A value for key.
Return Value of [NSLocale displayNameForKey value]
The display name for value.
Discussion
Not all locale property keys have values with display name values.
Example of [NSLocale displayNameForKey value]
NSLocale *locale = [NSLocale currentLocale];
NSString *countryCode = [locale objectForKey: NSLocaleCountryCode];

NSLocale *usLocale = [[[NSLocale alloc] initWithLocaleIdentifier:@"en_US"] autorelease];

NSString *country = [usLocale displayNameForKey: NSLocaleCountryCode value: countryCode];
Example of [NSLocale displayNameForKey value]
NSLocale *french = [[[NSLocale alloc] initWithLocaleIdentifier:@"fr_FR"] autorelease];
NSString *frenchName = [french displayNameForKey:NSLocaleIdentifier value:@"fr_FR"];

NSLocale *english = [[[NSLocale alloc] initWithLocaleIdentifier:@"en_US"] autorelease];
NSString *englishName = [english  displayNameForKey:NSLocaleIdentifier value:@"fr_FR"];

NSLog(@"French locale in French is called '%@'", frenchName);
NSLog(@"French locale in English is called '%@'", englishName);
Example of [NSLocale displayNameForKey value]
NSArray *languages = [NSLocale preferredLanguages];
for (NSString *language in languages) {
  NSLocale *locale = [[[NSLocale alloc] initWithLocaleIdentifier:language] autorelease];
  NSLog(@"language code = %@, display name = %@, in language = %@",
        language,
        [[NSLocale currentLocale] displayNameForKey:NSLocaleIdentifier value:language],
        [locale displayNameForKey:NSLocaleIdentifier value:language]);
}