转自:  http://www.cocoachina.com/downloads/video/2011/0603/2921.html

非常感谢这位大神编写的这个方法!

/**  pinyin.h*  Chinese Pinyin First Letter**  Created by George on 4/21/10.*  Copyright 2010 RED/SAFI. All rights reserved.**//** // Example** #import "pinyin.h"** NSString *hanyu = @"中国共产党万岁!";* for (int i = 0; i < [hanyu length]; i++)* {*     printf("%c", pinyinFirstLetter([hanyu characterAtIndex:i]));* }**/char pinyinFirstLetter(unsigned short hanzi);
/**  pinyin.c*  Chinese Pinyin First Letter**  Created by George on 4/21/10.*  Copyright 2010 RED/SAFI. All rights reserved.**/#define HANZI_START 19968
#define HANZI_COUNT 20902static char firstLetterArray[HANZI_COUNT] =
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"jxcjjyclycjbcpzjzjmmwlcjlnqljjjlxyjmlszljqlycmmgcfmmfpqqmfxlqmcffqmmmmhnznfhhjgtthxkhslnchhyqzxtmmqd"
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"xy";char pinyinFirstLetter(unsigned short hanzi)
{int index = hanzi - HANZI_START;if (index >= 0 && index <= HANZI_COUNT){return firstLetterArray[index];}else{return '#';}
}

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