C#获取汉字的拼音首字母帮助类库

C#获取汉字的拼音首字母帮助类库

用.NET实现的根据汉字获取汉字的拼音首字母类库，

轻松实现根据汉字拼音顺序排序咯

static public string GetChineseSpell( string strText )
{
    int len = strText.Length;
    string myStr = "";
    for( int i=0;i<len;i++ )
    {
        myStr += getSpell( strText.Substring( i,1 ) );
    }
    return myStr;
}

static public string getSpell( string cnChar )
{
    byte[] arrCN = Encoding.Default.GetBytes( cnChar );
    if( arrCN.Length > 1 )
    {
        int area = ( short )arrCN[0];
        int pos = ( short )arrCN[1];
        int code = ( area<<8 ) + pos;
        int[] areacode = {45217,45253,45761,46318,46826,47010,47297,47614,48119,48119,49062,49324,49896,50371,50614,50622,50906,51387,51446,52218,52698,52698,52698,52980,53689,54481};
        for( int i=0;i<26;i++ )
        {
            int max = 55290;
            if( i != 25 ) max = areacode[i+1];
            if( areacode[i]<=code && code<max )
            {
                return Encoding.Default.GetString( new byte[]{( byte )( 65+i )} );
            }
        }
        return "*";
    }
    else return cnChar;
}