public Chapter1()
{
class1 obj1 = new class1();
class2 obj2 = new class2();
Type type = typeof(StreamReader); // typeof - извлечь объект типа Type из StreamReader
if (obj1 is class1)
Console.WriteLine("obj1 type class1"); //тру - типы одинаковые
if (obj2 is class1)
Console.WriteLine("obj2 type class2 : class1"); //тру - наследование
if (obj1 is object)
Console.WriteLine("obj1 type class1 : object"); //тру - object базовый класс
obj2 = obj1 as class2; //сделать приведение типов если это возможно, иначе null
if (obj2 == null)
Console.WriteLine("приведение типов невозможно");
Console.WriteLine(type.FullName); //название типа
if (type.IsClass)
Console.WriteLine("относится к классу"); //является ли классом
if (!type.IsAbstract)
Console.WriteLine("является конкретным классом"); //абстрактный ?
}
public static void Main()
{
class1 c = new class1();
c.m1();
c.m2();
}
public static void Main(string[] args)
{
class1 dod = new class1();
Console.WriteLine("hello" + dod.hello);
class2 ded = new class2();
}
static void Main(string[] args)
{
#region MyRegion
// calcHandler d1 = Add;
// calcHandler d2 = Substract;
// //int result=d1(3, 4);
//// Console.WriteLine("result="+result);
// calcHandler d3 = d1 + d2;
//// d3(30, 4);
// Func<int, int, int> f1 = Add;
// f1(3, 4);
// Action<int, string> a1 = SayHello;
// a1(12, "sima");
// Predicate<int> p1 = IsBig;
// Console.WriteLine(p1(290));
#endregion
class1 x = new class1();
x.NameChanged += x_NameChanged;
x.FirstName = "chaim";
x.FirstName = "moshe";
}
static void Main(string[] args)
{
class1 c1 = new class1(1, 2);
Func <int> getp1 = c1.getp1;
class2 <int> c2 = new class2 <int>(getp1);
c2.Add(c1);
}
static void Main(string[] args)
{
base1 t1 = new type1();
class1 c1 = new class1(t1);
base1 t2 = new type2();
class1 c2 = new class1(t2);
//.....
}
public static void Main()
{
class1 a = new class1();
Console.WriteLine(a.Display());
Console.WriteLine(a.Print());
a.addMethod();
}
static void Main(string[] args)
{
Console.Write("Name: ");
string name = Console.ReadLine();
Console.Write("Hello {0}", name);
string nme = Console.ReadLine();
Class1 cl = new class1();
}
static void Main(string[] args)
{
class1 obj1 = new class1();
class2 obj2 = new class2();
//Datatype int
obj1.InvoiceNumber = 123;
//Datatype object.
obj2.InvoiceNumber = "123456";
}
static void Main(string[] args)
{
BaseClass bc = new BaseClass();
bc.sayHello();
DriverdClass dc = new DriverdClass();
dc.sayHello();
BaseClass bc2 = new DriverdClass(); //基类可以new一个DriverdClass，但是被覆盖的方法使用自己本身的
bc2.sayHello(); //这里的输出是BaseClass
Test test = new Test();
test.sayHello();
BaseClass bc3 = new DriverdClass2(); //基类可以new一个DriverdClass，但是被覆盖的方法使用自己本身的
bc3.sayHello(); //这里的输出是BaseClass
//索引器
IndexDemo id = new IndexDemo();
id[0] = "chen";
id[1] = "ke";
id[2] = "jin";
Console.WriteLine("{0}{1}{2}", id[0], id[1], id[2]);
Test t = new Test();
t.sayHello();
t.X = 100;
Console.WriteLine(t.X);
//Test2 t2 = new Test2();//会报错，实例化抽象类。
//t2.sayHello();
//Console.WriteLine(t2.add());
//Console.WriteLine(t2.add2());
//t2.x = 10;
//Console.WriteLine(t2.x);
contact ct1 = new class1();
contact ct2 = new class2();
class2 sp = new class2();
sp.prinf();
ct1.prinf();
ct2.prinf();
Console.ReadKey();
Console.ReadKey();
}
public static Class1 Make(class1 which)
{
switch (which)
{
case classA: return(new ClassA());
case classB: return(new ClassB());
default: return(null);
}
}
public static void Main()
{
i1 obj1 = new class1();
i2 obj2 = new class1();
obj1.Method1();
obj2.Method1();
class1 c1 = new class1();
c1.Method1();
}
static void Main(string[] args)
{
class1 dene = new class1();
dene.start();
dene.login();
dene.SearchBilgisayar();
dene.Paging();
dene.SepeteAt();
dene.finish();
}
static void XMLSerialize()
{
class1 c = new class1();
c.Age = 10;
c.Male = true;
c.Name = "Jesse";
Console.WriteLine("Serailize - Convert class and values into XML\n");
Console.WriteLine(@"Raw XML stored in C:\Users\jesse-olivarez\Documents\Repositories\Exam70-483\ConsoleApplication1\bin\Debug");
c.Save("TestFile.xml");
}
static void Main(string[] args)
{
contact ct1 = new class1();
contact ct2 = new class2();
class2 sp = new class2();
sp.prinf();
ct1.prinf();
ct2.prinf();
Console.ReadKey();
}
static void Main(string[] args)
{
class1 c = new class1();
Program2 p = new Program2();
////c.show(); error dekhabe
//// p.show(); error dekhabe
////c.show1(); error dekhabe
p.show1(); //cause protected error dekhabe naa
//c.show2();//error dekhabe
//p.show2();//error dekhabe
}
private void button1_Click_1(object sender, EventArgs e)
{
class1 l_objClass1 = new class1();
l_objClass1.FileRead +=
delegate { lblStatus.Text = "File Read..."; };
l_objClass1.FileParsed +=
delegate { lblStatus.Text = "File Parsed..."; };
l_objClass1.FileSaved +=
delegate { lblStatus.Text = "File Saved..."; };
l_objClass1.DoOperation();
}
static void Main(string[] args)
{
class1 objectX = new class1();
objectX.tekstOpenbaar += "gello there";
class2 objectY = new class2();
objectY.OpenbareFunctie();
Console.WriteLine("variable in een namespace van een class " + objectY.getalOpenbaar);
Console.WriteLine(objectX.tekstOpenbaar);
objectY.varvoid();
objectX.farfeched();
}
private void button5_Click(object sender, EventArgs e)
{
class1 x = new class1();
x.test1();
x.test2();
///..............
//x.Dispose();
using (class1 y = new class1())
{
//因為class1有實作IDisposable 所以才能使用using語法糖
}//auto y.dispose()
}
static void Main(string[] args)
{
class1 c1 = new class1();
c1.print();
((ExI1)c1).print();
((ExI2)c1).print();
ExI1 exI1 = new class1();
exI1.print();
ExI2 exI2 = new class1();
exI2.print();
}
static void Main(string[] args)
{
Record1 r1a = new("FirstName1", "LastName1");
Record1 r2a = new("FirstName1", "LastName1");
Record1 r3a = new("FirstName3", "LastName3");
class1 c1a = new class1("ClassFirstName1", "ClassLastName1");
class1 c2a = new class1("ClassFirstName1", "ClassLastName1");
class1 c3a = new class1("ClassFirstName3", "ClassLastName3");
Console.WriteLine("Record Type:");
Console.WriteLine($"To String : {r1a} ");
Console.WriteLine($"Are the two objects equal? {Equals(r1a,r2a)}");
Console.WriteLine($"Are the two references equal? {ReferenceEquals(r1a, r2a)}");
Console.WriteLine($"Are the two objects ==? {r1a == r2a}");
Console.WriteLine($"Has code of Record 1: {r1a.GetHashCode() }");
Console.WriteLine($"Has code of Record 2: {r2a.GetHashCode() }");
Console.WriteLine($"Has code of Record 3: {r3a.GetHashCode() }");
Console.WriteLine("**************************************************");
Console.WriteLine("Class Type:");
Console.WriteLine($"To String : {c1a} ");
Console.WriteLine($"Are the two objects equal? {Equals(c1a, c2a)}");
Console.WriteLine($"Are the two references equal? {ReferenceEquals(c1a, c2a)}");
Console.WriteLine($"Are the two objects ==? {c1a == c2a}");
Console.WriteLine($"Has code of Class 1: {c1a.GetHashCode() }");
Console.WriteLine($"Has code of Class 2: {c2a.GetHashCode() }");
Console.WriteLine($"Has code of Class 3: {c3a.GetHashCode() }");
Console.WriteLine();
// Anonymous tuples
var(fn, ln) = r1a;
Console.WriteLine($"The value of fn is {fn} and the value of ln is {ln}"); // Deconstructor of record used
Record1 r4a = r1a with
{
FirstName = "NewFirstName1"
};
Console.WriteLine($"Updated Record1: {r4a}");
Console.WriteLine();
RecordB rb1 = new RecordB("NewFirstName1", "NewLastName2");
Console.WriteLine($"Record B Instance 1 value: {rb1}");
//Console.WriteLine($"Record B Instance 1 value - expanded: {rb1.FirstName} : {rb1.LastName} - Full Name : {rb1.FullName}");
Console.WriteLine(rb1.SayHello());
Console.ReadLine();
}
}
static void Main1(string[] args)
{
class1 o = new class1(); // creating object of class1
//// 1 Without using setter getter
//o.i = 100; // Assigning value to the public member of class1
//Console.WriteLine(o.i); // printing the value
//// 2 Using setter getter
//o.SetI(100);
//Console.WriteLine(o.GetI());
//o.SetI(50);
//Console.WriteLine(o.GetI());
//// 3 Properties and Validation in .net
//o.P1 = 111;
//Console.WriteLine(o.P1);
//o.P1 = 50;
//Console.WriteLine(o.P1);
//// 4 String properties
//o.S1 = "Shankar";
//Console.WriteLine(o.S1);
//// 5 Read only Property
//Console.WriteLine(o.S2);
//// 6 Auto properties
//o.P2 = 100;
//Console.WriteLine(o.P2);
//o.P3 = "shankar";
//Console.WriteLine(o.P3);
Console.ReadLine();
}
private async void submit_click(object sender, RoutedEventArgs e)
{
try
{
class1 a1 = new class1
{
events = event1.SelectedItem.ToString(),
place = place.Text,
date = date.Text,
website = web.Text
};
await MobileService.GetTable <class1>().InsertAsync(a1);
MessageDialog m1 = new MessageDialog("data inserted");
await m1.ShowAsync();
}
catch (Exception ex)
{
var m = new MessageDialog("Exception\n" + ex).ShowAsync();
}
}
static void XMLDeserialize()
{
class1 c = LoadFromFile("TestFile.xml");
Console.WriteLine(" Age = {0}, Name = {1}", c.Age, c.Name);
}
static void Main(string[] args)
{
class1 cls = new class1();
string str = cls.method2();
}
public static void Main()
{
var b = new class1().GetCredentialsValidator("test");
Console.WriteLine(b.IsTest);
}
public controller(class1 cl1, class2 cl2)
{
Console.WriteLine("Instanciation par controller(class1 cl1, class2 cl2)");
_cl1 = cl1;
_cl2 = cl2;
}
public void Test1()
{
var tes = new class1();
var ass = typeof(IInterface11).IsAssignableFrom(typeof(class1));
}
static void Main(string[] args)
{
class1 tt = new class1();
Console.WriteLine("Dang insert du lieu!!!");
for (int i = 0; i < 100; i++)
{
tt.getdata(2600 + i);
tt.getvalue(2600 + i);
tt.Xu_ly();
for (int j = 1; j <= 4; j++)
{
if (tt.KQ[j] > 0)
{
string sql = "INSERT INTO nvxt VALUES('" + tt.SBD + "','" + j + "','" + tt.NV[j] + "','" + tt.KQ[j] + "')";
tt.insert(sql);
}
}
}
Console.WriteLine("OK!!! Insert thanh cong!!!");
Console.ReadLine();
}
static void Main(string[] args)
{
class1 c1 = new class1();
c1.show1();
}
public void Add(class1 cs)
{
// Something like this
var val = this.getValue(class1);
// do something with val
}
static void Main(string[] args)
{
class1 c1 = new class1(1, 2);
// create the Func as a lambda and pass to the constructor.
class2 <int> c2 = new class2 <int>(c => c.getp1)
}
public UtilityClasses(class1 c1, class2 c2)
{
this.c1 = c1;
this.c2 = c2;
}
public controller(class1 cl1)
: this(cl1, new class2())
{
Console.WriteLine("Instanciation par controller(class1 cl1)");
}
