1、工具类：汉字拼音缩写生成

Tools/MyUtils/Utils.cs

@@ -157,7 +157,7 @@ namespace Tools.MyUtils
         }
 
         #endregion
-        #region DataTable増行扩展
+        #region (扩展)DataTable増行
 
         /// <summary>
         /// 【自定义扩展】获取一个新行
@@ -224,6 +224,21 @@ namespace Tools.MyUtils
             return result;
         }
 
+        #endregion
+        #region (扩展)整型范围
+
+        /// <summary>
+        /// 整数是否在指定范围内
+        /// </summary>
+        /// <param name="a">整数</param>
+        /// <param name="low">下边界</param>
+        /// <param name="high">上边界</param>
+        /// <returns></returns>
+        public static bool Between(this int a, int low, int high)
+        {
+            return a <= high && a >= low;
+        }
+
         #endregion
 
         #region 生成Model
@@ -342,5 +357,65 @@ namespace Tools.MyUtils
 
         #endregion
 
+        #region 汉字拼音缩写
+
+        /// <summary>
+        /// 获取汉字拼音缩写
+        /// </summary>
+        /// <param name="words"></param>
+        /// <returns></returns>
+        public static string GetPinyinString(string words)
+        {
+            char[] buffer = new char[words.Length];
+            for (int i = 0; i < words.Length; i++)
+            {
+                buffer[i] = GetPinyinChar(words[i]);
+            }
+            return new string(buffer);
+        }
+        ///<summary>  
+        /// 获取拼音首字母
+        ///</summary>  
+        ///<param   name="word">一个汉字</param>  
+        /// <returns></returns>  
+        private static char GetPinyinChar(char word)
+        {
+            //如果不是汉字直接返回该字符
+            byte[] unibytes = Encoding.Unicode.GetBytes(new char[] { word });
+            if (unibytes[1] == 0)
+                return word;
+            //将Unicode转为国标码
+            byte[] gbytes = Encoding.Convert(Encoding.Unicode, Encoding.GetEncoding("GB2312"), unibytes);
+            //转为汉字域码：高字节左移8位，加上低位字节 
+            int n = (gbytes[0] << 8) + gbytes[1];
+            //根据汉字域码获取拼音首字母
+            if (n.Between(0xB0A1, 0xB0C4)) return 'a';
+            if (n.Between(0XB0C5, 0XB2C0)) return 'b';
+            if (n.Between(0xB2C1, 0xB4ED)) return 'c';
+            if (n.Between(0xB4EE, 0xB6E9)) return 'd';
+            if (n.Between(0xB6EA, 0xB7A1)) return 'e';
+            if (n.Between(0xB7A2, 0xB8c0)) return 'f';
+            if (n.Between(0xB8C1, 0xB9FD)) return 'g';
+            if (n.Between(0xB9FE, 0xBBF6)) return 'h';
+            if (n.Between(0xBBF7, 0xBFA5)) return 'j';
+            if (n.Between(0xBFA6, 0xC0AB)) return 'k';
+            if (n.Between(0xC0AC, 0xC2E7)) return 'l';
+            if (n.Between(0xC2E8, 0xC4C2)) return 'm';
+            if (n.Between(0xC4C3, 0xC5B5)) return 'n';
+            if (n.Between(0xC5B6, 0xC5BD)) return 'o';
+            if (n.Between(0xC5BE, 0xC6D9)) return 'p';
+            if (n.Between(0xC6DA, 0xC8BA)) return 'q';
+            if (n.Between(0xC8BB, 0xC8F5)) return 'r';
+            if (n.Between(0xC8F6, 0xCBF9)) return 's';
+            if (n.Between(0xCBFA, 0xCDD9)) return 't';
+            if (n.Between(0xCDDA, 0xCEF3)) return 'w';
+            if (n.Between(0xCEF4, 0xD188)) return 'x';
+            if (n.Between(0xD1B9, 0xD4D0)) return 'y';
+            if (n.Between(0xD4D1, 0xD7F9)) return 'z';
+            return '\0';
+        }
+        
+        #endregion
+
     }
 }