c#获取汉字的拼音首字母

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;

		}


调用方法例子：textBox3.Text=GetChineseSpell(textBox2.Text);