ios获取当前系统语言

(NSString*)getPreferredLanguage
{
    NSUserDefaults* defs = [NSUserDefaults standardUserDefaults];
    NSArray* languages = [defs objectForKey:@"AppleLanguages"];
    NSString* preferredLang = [languages objectAtIndex:0];
    NSLog(@"Preferred Language:%@", preferredLang);
    return preferredLang;
}

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