事例/**
* 得到中文首字母
*
* @param str
* @return
*/
public static String getPinYinHeadChar(String str)
{
String convert = "";
for (int j = 0; j < str.length(); j++)
{
char word = str.charAt(j);
String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word);
if (pinyinArray != null)
{
convert += pinyinArray[0].charAt(0);
}
else
{
convert += word;
}
}
return convert.substring(0, 1);
}
