//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;