static void Main(string[] args)
{
Mdelegate del = (int a, int b) =>
{ return(a + b); };
Console.WriteLine(del(4, 5));
Console.ReadKey();
}
static void Main()
{
Mdelegate del = new Mdelegate(Oper.Sumar);
del += new Mdelegate(Oper.Restar);
del(6, 4);
Console.ReadKey();
}
static void Main(string[] args)
{
int opcion = 0;
double a, b;
Console.WriteLine("Ingrear valor de a");
a = double.Parse(Console.ReadLine());
Console.WriteLine("Ingrear valor de b");
b = double.Parse(Console.ReadLine());
while (opcion != 5)
{
Console.Clear();
Console.WriteLine("1. Suma");
Console.WriteLine("2. Resta");
Console.WriteLine("3. Multiplicacion");
Console.WriteLine("4. Division");
Console.WriteLine("5. Salir");
opcion = int.Parse(Console.ReadLine());
switch (opcion)
{
case 1:
Mdelegate del = delegate(double x, double y)
{ return(x + y); };
Console.WriteLine(del(a, b));
Console.ReadKey();
break;
case 2:
del = delegate(double x, double y)
{ return(x - y); };
Console.WriteLine(del(a, b));
Console.ReadKey();
break;
case 3:
del = delegate(double x, double y)
{ return(x * y); };
Console.WriteLine(del(a, b));
Console.ReadKey();
break;
case 4:
del = delegate(double x, double y)
{ return(x / y); };
Console.WriteLine(del(a, b));
Console.ReadKey();
break;
case 5:
opcion = 5;
break;
}
}
}
static void Main()
{
Mdelegate del = new Mdelegate(Oper.Add);
del += new Mdelegate(Oper.Sub);
del(6, 4);
// output:
// 6 + 4 = 10
// 6 - 4 = 2
del -= new Mdelegate(Oper.Sub);
del(2, 8);
// output:
// 2 + 8 = 10
}
static void Main()
{
Mdelegate del = new Mdelegate(Oper.Add);
del += new Mdelegate(Oper.Sub);
del(6, 4);
// output:
// 6 + 4 = 10
// 6 - 4 = 2
del -= new Mdelegate(Oper.Sub);
del(2, 8);
// output:
// 2 + 8 = 10
}
public static void Main(string[] args)
{
#region Telogis
var myList = new List <Person>();
var person01 = new Person()
{
Id = 21, Age = 25, Name = "Name01"
};
var person02 = new Person()
{
Id = 22, Age = 15, Name = "Name02"
};
var person03 = new Person()
{
Id = 23, Age = 21, Name = "Name03"
};
var person04 = new Person()
{
Id = 24, Age = 18, Name = "Name04"
};
myList.Add(person01);
myList.Add(person02);
myList.Add(person03);
myList.Add(person04);
var newList = Person.MoreThanNYears(22, myList);
#endregion
#region types
//int val1 = 0;
//byte val2 = 15;
//val1 = val2;
//Console.WriteLine(val1.GetType());
//Console.WriteLine(val2.GetType());
//Console.WriteLine(12 + 12.5);
//Console.WriteLine("12" + 12);
//float a;
//double b = 13.51234567;
//int c;
//a = (float)b;
//c = (int)a;
//Console.WriteLine(a);
//Console.WriteLine(b);
//Console.WriteLine(c);
#endregion
#region String
//string name = "Jane";
//string name2 = name.Replace('J', 'K');
//string name3 = name2.Replace('n', 't');
//Console.WriteLine(name);
//Console.WriteLine(name3);
//StringBuilder sb = new StringBuilder("Jane");
//Console.WriteLine(sb);
//sb.Replace('J', 'K', 0, 1);
//sb.Replace('n', 't', 2, 1);
//Console.WriteLine(sb);
//char[] crs = { 'Z', 'e', 't', 'C', 'o', 'd', 'e' };
//String s = new String(crs);
//Console.WriteLine(s);
//char c1 = s[0];
//char c2 = s[(s.Length - 1)];
//Console.WriteLine(c1);
//Console.WriteLine(c2);
//string[] items = new string[] {"C#", "Visual Basic","Java", "Perl"};
//string langs = string.Join(",", items);
//Console.WriteLine(langs);
//string[] ls = langs.Split(',');
//foreach (string lang in ls)
//{
// Console.WriteLine(lang);
//}
//string str = "Determination";
//Console.WriteLine(str.Contains("e"));
//Console.WriteLine(str.IndexOf("e"));
//Console.WriteLine(str.LastIndexOf("i"));
//Console.WriteLine(str.ToUpper());
//Console.WriteLine(str.ToLower());
#endregion
// --delegate findall--
//List<int> list = new List<int>() { 3, 2, 1, 8, 6, 4, 7, 9, 5 };
//List<int> sublist = list.FindAll(delegate (int i) { return i > 3; });
//foreach (int i in sublist)
//{
// Console.WriteLine(i);
//}
//-- continue --
//int num = 0;
//while (num < 1000)
//{
// num++;
// if ((num % 2) == 0)
// continue;
// Console.Write(num + " ");
//}
#region OOP
// --Access modifiers--
//var dog = new Dog(1, "rex", "yellow");
//dog.Legs = 3;
//dog.SetFather("Kevin");
//Console.WriteLine("Test const:" + Dog.eyes.ToString());
// --inheritance--
//new Human();
//Dog2 dog2 = new Dog2();
//dog2.GetCount();
// --Abstract classes and methods--
//Circle c = new Circle(12, 45, 22);
//Console.WriteLine(c);
//Console.WriteLine("Area of circle: {0}", c.Area());
//Console.WriteLine(c.GetCoordinates());
// --MultipleParams--
//Sum(1, 2, 3);
//Sum(1, 2, 3, 4, 5);
// --Recursion--
//Console.WriteLine(Factorial(6));
// --Hiding methods--
//Derived d = new Derived();
//d.Info();
#endregion
// --seleadclass--
//DerivedMath dm = new DerivedMath();
//dm.Say();
// --Exception--
//int x = 340004;
//const int LIMIT = 333;
//try
//{
// if (x > LIMIT)
// {
// throw new BigValueException("Exceeded the maximum value");
// }
//}
//catch (BigValueException e)
//{
// Console.WriteLine(e.Message);
//}
// --Delegates--
// -- -- Simple -- --
//SimpleDelegate myDelegate = new SimpleDelegate(MyFunc);
//OR
SimpleDelegate myDelegate = MyFunc;
myDelegate();
MyClass myClass = new MyClass();
// Crate an instance of the delegate, pointing to the logging function.
// This delegate will then be passed to the Process() function.
MyClass.LogHandler myLogger = new MyClass.LogHandler(Logger);
myClass.Process(myLogger);
//Multicast Delegate
Mdelegate del = new Mdelegate(Oper.Add);
del += new Mdelegate(Oper.Sub);
del(6, 4);
del -= new Mdelegate(Oper.Sub);
del(2, 8);
//Anonymous Delegate method
Mdelegate mydel = delegate(int x, int y)
{
Console.WriteLine("Anonymous...x: " + x + " ..y:" + y);
};
mydel(1, 2);
//As a parameter
DoOperation(4, 2, Multiply);
DoOperation(40, 4, Divide);
Console.Write('\n');
Console.ReadLine();
}
static void Main()
{
Mdelegate del = new Mdelegate(Callback);
del();
}
static void Main()
{
Mdelegate del = new Mdelegate(Callback);
del();
}
static void Main()
{
Mdelegate del = delegate {
Console.WriteLine("Anonymous method");
}
}
