/// <summary>
  /// 使用lambda表达式排除/过滤/清空/删除掉字符串数组中的空字符串
  /// </summary>
  /// <param name="args"></param>
  static void Main(string[] args)
  {
   string[] strArray = { "","111","","222","","333"};   
   Console.WriteLine("输出带有空字符串的数组：");
   foreach (string str in strArray)
   {
    Console.WriteLine(str);
   }
   Console.WriteLine("-------------------------------------------");
   //使用lambda表达式过滤掉空字符串
   strArray = strArray.Where(s=>!string.IsNullOrEmpty(s)).ToArray();
   Console.WriteLine("输出过滤掉空字符串的数组：");
   foreach (string str in strArray)
   {
    Console.WriteLine(str);
   }
   Console.Read();
  }

   string[] strArray = { "", "111", "", "222", "", "333" };
   Console.WriteLine("输出带有空字符串的数组：");
   foreach (string str in strArray)
   {
    Console.WriteLine(str);
   }
   Console.WriteLine("-------------------------------------------");

   /*
    *使用List泛型集合的ForEach方法循环获取非空空字符串
    *这里使用了匿名方法
    */      
   List<string> list = new List<string>();
   strArray.ToList().ForEach(
   (s) =>
   {
    if (!string.IsNullOrEmpty(s))
    {
     list.Add(s);
    }
   }
   );
   strArray = list.ToArray();

   Console.WriteLine("输出过滤掉空字符串的数组：");
   foreach (string str in strArray)
   {
    Console.WriteLine(str);
   }
   Console.Read();

   string[] strArray = { "", "111", "", "222", "", "333" };
   Console.WriteLine("输出带有空字符串的数组：");
   foreach (string str in strArray)
   {
    Console.WriteLine(str);
   }
   Console.WriteLine("-------------------------------------------");

   //使用循环排除和过滤掉空字符串    
   List<string> list = new List<string>();
   foreach (string s in strArray)
   {
    if (!string.IsNullOrEmpty(s))
    {
     list.Add(s);
    }
   }
      
   strArray = list.ToArray();

   Console.WriteLine("输出过滤掉空字符串的数组：");
   foreach (string str in strArray)
   {
    Console.WriteLine(str);
   }
   Console.Read();