1 class Program 2 { 3 static void Main(string[] args) 4 { 5 Listlist = new List () { "abf", "cde", "def" }; 6 List resultList = list.FindAll( 7 delegate(string s) 8 { 9 return s.IndexOf('f') >= 0;10 }11 );12 string[] resulStrings = resultList.ToArray();13 foreach (var s in resulStrings)14 {15 Console.WriteLine(s);16 }17 18 }19 20 }