static void Main(string[] args)
{
List <string> list = new List <string>();
list.Add("你");
list.Add("你怎么这样");
list.Add("你还要怎样");
list.Add("你猜啊");
list.Add("不猜");
list.Add("好吧");
list.Add("你怎么这样1111");
Console.WriteLine(list.FirstOrDefault(x => x == "你怎么这样"));
list.RemoveAll(x => x == "好吧"); //Predicate
foreach (var str in list)
{
Console.WriteLine(str);
}
string str1 = "Welcome To Tianjin Electronic Information College";
List <char> t = str1.Where(x => x >= 'A').ToList();
foreach (char i in t)
{
Console.Write(i);
}
Console.WriteLine();
Wt e = () => { Console.WriteLine("欢迎来到大电子"); };//局部变量和参数
e();
WtStr li = (str) => {
List <string> lis = list.Where(x => x.Contains(str[0])).ToList();
foreach (string i in lis)
{
Console.WriteLine(i);
}
};
li(list);
Console.ReadKey();
}
public static void StrChange(WtStr strWtStr, string str)
{
strWtStr(str);
}
