将汉字转换为拼音或者翻转

//讲汉字转换为拼音

- (NSString *)pinyinOfString{

NSMutableString * string = [[[NSMutableString alloc] initWithString:self ] autorelease];
CFRange range = CFRangeMake(0, 1);

//
汉字转换为拼音,并去除音调
if ( ! CFStringTransform((__bridge CFMutableStringRef) string, &range, kCFStringTransformMandarinLatin, NO) ||

! CFStringTransform((__bridge CFMutableStringRef) string, &range, kCFStringTransformStripDiacritics, NO)) {
return @"";
}
return string;
}

//汉字转换为拼音后，返回大写的首字母

- (NSString *)firstCharacterOfString{

NSMutableString * first = [[[NSMutableString alloc] initWithString:[self substringWithRange:NSMakeRange(0, 1)]] autorelease];
CFRange range = CFRangeMake(0, 1);

//
汉字转换为拼音,并去除音调
if ( ! CFStringTransform((__bridge CFMutableStringRef) first, &range, kCFStringTransformMandarinLatin, NO) ||
! CFStringTransform((__bridge CFMutableStringRef) first, &range, kCFStringTransformStripDiacritics, NO)) {
return @"";
}
NSString * result;
result = [first substringWithRange:NSMakeRange(0, 1)];
return result.uppercaseString;
}

*)firstCharacterOfString;