public StudentUpData(Wt fun, int istuid)
{
Str = null;
InitializeComponent();
Fun = fun;
Istuid = istuid;
XGym();
txtName.ReadOnly = true;
}
public StudentUpData(Wt fun, string selectID)
{
Str = null;
InitializeComponent();
Fun = fun;
SelectID = selectID;
Istuid = -1;
// sin = dbStudent.StudentInfo.Where();
}
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 Action Get { get; set; }
static void Main(string[] args)
{
//StrChange(StrChangeD,"sadfsdfsdFGUUTFTYFYThgjutftyf");//大写
//StrChange(StrChangeX, "sadfsdfsdFGUUTFTYFYThgjutftyf");//小写
//StrChange(StrChangeS, "sadfsdfsdFGUUTFTYFYThgjutftyf");//双引
//StrFXwt<string> str = Showstring;
//Console.WriteLine( str("你还要怎样，","不咋样"));
// StrFXwt<int> i = Showint;
// Console.WriteLine(i(20, 20));
Wt wt = ShowSting;
wt();
Action ac = ShowSting;
ac();
Console.ReadKey();
}
public static void ShowWt(Wt Get)
{
}
