static void Main(string[] args)
{
var worker = new Worker();
worker.WorkPerformed += new EventHandler <WorkPerformedEvenArgs>(Worker_WorkPerformed1);
worker.WorkPerformed += Worker_WorkPerformed2; // Delegate inference
worker.WorkCompleted += (s, e) => Console.WriteLine("!!!Work Completed!!!".ToUpper());;
worker.DoWork(5, WorkType.GenerateReports);
BizRulesDelegate AddDel = new BizRulesDelegate((x, y) => x + y);
BizRulesDelegate Multiply = (x, y) => x * y;
var data = new ProcessData();
data.Process(2, 3, AddDel);
Action <int, int> AddAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> MultiplyAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(2, 3, MultiplyAction);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
Func <int, int, bool> compareNumbers = (x, y) => x == y;
Func <bool> returnTrue = () => true;
data.ProcessFuncBool(returnTrue);
data.ProcessFunc(4, 11, compareNumbers);
}
static void Main(string[] args)
{
var data = new ProcessData();
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
data.Process(2, 3, multiplyDel);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultipleDel = (x, y) => x * y;
data.ProcessFunc(2, 3, funcAddDel);
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(2, 3, myMultiplyAction);
var worker = new Worker();
worker.WorkPerformed += (s, e) => Console.WriteLine("Hours worked: " + e.Hours + " " + e.WorkType);
worker.WorkComplete += (s, e) => Console.WriteLine("Worker is completed");
worker.DoWork(8, WorkType.GenerateReports);
Console.Read();
}
static void Main(string[] args)
{
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate mulDel = (x, y) => x * y;
var data = new ProcessData();
data.Process(2, 3, addDel);
//Action<int, int> myAction = (x, y) => Console.WriteLine(x + y);
//Action<int, int> myMulAction = (x, y) => Console.WriteLine(x * y);
//data.processAction(2, 3, myAction);
Func <int, int, int> funcAdd = (x, y) => x + y;
Func <int, int, int> funcMul = (x, y) => x * y;
data.processFunc(2, 3, funcMul);
Worker worker = new Worker();
//worker.WorkPerformed += delegate (object sender, WorkPerformedEventArgs e)
// {
// Console.WriteLine($"Hours Worked-" + e.Hours + "WorkType-" + e.WorkType);
// };
worker.WorkPerformed += (s, e) => Console.WriteLine($"Hours Worked-" + e.Hours + "WorkType-" + e.WorkType);
worker.WorkCompleted += worker_WorkCompleted;
worker.DoWork(05, WorkType.GoToMeetings);
}
static void Main(string[] args)
{
var custs = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New York", FirstName = "Michelle", LastName = "Smith", ID = 4
}
};
var phCusts = custs
.Where(c => c.City == "Phoenix" && c.ID < 500)
.OrderBy(c => c.FirstName);
foreach (var cust in phCusts)
{
Console.WriteLine(cust.FirstName);
}
var data = new ProcessData();
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multDel = (x, y) => x * y;
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultAction = (x, y) => Console.WriteLine(x * y);
//data.ProcessAction(2, 3, myAction);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultDel = (x, y) => x * y;
data.ProcessFunc(3, 2, funcAddDel);
var worker = new Worker();
worker.WorkPerformed += delegate(object sender, WorkPerformedEventArgs e)
{ Console.WriteLine($"Hours worked: {e.Hours}; Work Type: {e.WorkType}"); };
worker.WorkCompleted += (s, e) => Console.WriteLine("Worker is done.");
worker.DoWork(8, Worker.WorkType.GenerateReports);
Console.ReadLine();
//WorkPerformedHandler del1 = new WorkPerformedHandler(WorkPerformed1);
//WorkPerformedHandler del2 = new WorkPerformedHandler(WorkPerformed2);
//WorkPerformedHandler del3 = new WorkPerformedHandler(WorkPerformed3);
//del1 += del2 + del3;
//int finalHours = del1(10, WorkType.GenerateReports);
//Console.WriteLine(finalHours);
}
static void Main(string[] args)
{
var custList = CustomerRepsitory.Retrive();
var phxCustomers = custList
.Where(c => c.City.Equals("Phoenix"))
.OrderByDescending(c => c.FirstName);
foreach (var singleCust in phxCustomers)
{
Console.WriteLine($"{singleCust.FirstName}");
}
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
var data = new ProcessData();
data.Process(2, 3, addDel);
data.Process(2, 3, multiplyDel);
Action <int, int> myAddAction = (x, y) => Console.WriteLine($"\n{x + y}");
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine($"\n{x * y}");
data.ProcessAction(2, 3, myAddAction);
data.ProcessAction(2, 3, myMultiplyAction);
data.ProcessFunc(3, 2, funcAddDel);
data.ProcessFunc(3, 2, funcMultiplyDel);
// WorkPerformedHandler delegate1 = new WorkPerformedHandler(WorkPerformed1);
// WorkPerformedHandler delegate2 = new WorkPerformedHandler(WorkPerformed2);
// WorkPerformedHandler delegate3 = new WorkPerformedHandler(WorkPerformed3);
//delegateHandler1(5, WorkType.Golf);
//delegateHandler2(10, WorkType.GenerateReports);
//DoWork(delegateHandler1);
//DoWork(delegateHandler2);
//delegate1 += delegate2 + delegate3;
//
//delegate1(10, WorkType.GenerateReports);
//DoWork(delegate1);
var worker = new Worker();
worker.WorkPerformed += Worker_WorkPerformed;
worker.WorkCompleted += Worker_WorkCompleted;
worker.DoWork(8, WorkType.GenerateReports);
Console.Read();
}
static void Main(string[] args)
{
var custs = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New York City", FirstName = "Michelle", LastName = "Smith", ID = 4
},
};
var phxCusts = custs.Where(c => c.City == "Phoenix" && c.ID < 500)
.OrderBy(c => c.FirstName);
foreach (var cust in phxCusts)
{
Console.WriteLine(cust.FirstName);
}
var data = new ProcessData();
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
data.Process(2, 3, addDel);
data.Process(2, 3, multiplyDel);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
data.ProcessFunc(3, 2, funcAddDel);
data.ProcessFunc(3, 2, funcMultiplyDel);
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(2, 3, myAction);
data.ProcessAction(2, 3, myMultiplyAction);
var worker = new Worker();
worker.WorkPerformed += (s, e) =>
{
Console.WriteLine("Hours Worked: " + e.Hours + " " + e.WorkType);
//Console.WriteLine("Something else.");
};
worker.WorkCompleted += (s, e) => Console.WriteLine("Worker is done");
worker.DoWork(8, WorkType.GenerateReports);
Console.Read();
}
static void Main(string[] args)
{
var custs = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New York City", FirstName = "Michelle", LastName = "Smith", ID = 4
}
};
// Wrap down statements to increase readability
var phxCusts = custs
.Where(c => c.City == "Phoenix" && c.ID < 500)
.OrderBy(c => c.FirstName);
foreach (var cust in phxCusts)
{
Console.WriteLine(cust.FirstName);
}
var data = new ProcessData();
// Create delegates that define the action we want to be taken
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
data.Process(2, 3, addDel);
// Using Func, no defining the delegate
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
data.ProcessFunc(3, 2, funcAddDel);
var worker = new Worker();
// Using lambda expressions
//Using brackets allows for multiple lines of code
worker.WorkPerformed += (s, e) =>
{
Console.WriteLine("Worked: " + e.Hours + " hour(s) doing: " + e.WorkType);
Console.WriteLine("Other value here");
};
worker.WorkCompleted += (s, e) => Console.WriteLine("Worker is done");
worker.DoWork(8, WorkType.GenerateReports);
// Keeps the window open
Console.Read();
}
static void Main(string[] args)
{
var data = new ProcessData();
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multipleDel = (x, y) => x * y;
data.Process(2, 3, multipleDel);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultipleDel = (x, y) => x * y;
data.ProcessFunc(6, 6, funcMultipleDel);
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultipleyAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(2, 3, myMultipleyAction);
//var del1 = new WorkPerfromedHandler(WorkPerformed1);
//var del2 = new WorkPerfromedHandler(WorkPerformed2);
//var del3 = new WorkPerfromedHandler(WorkPerformed3);
//del1 += del2 + del3;
//del1(5, WorkType.GoToMeetings);
var worker = new Worker();
worker.WorkPerformed += (s, e) =>
{
Console.WriteLine("Worked " + e.Hours);
Console.WriteLine("Some other value");
};
worker.WorkCompleted += (s, e) => Console.WriteLine("Worker is done");
//worker.WorkCompleted += delegate(object sender, EventArgs e)
//{
// Console.WriteLine("Worker is done");
//};
worker.DoWork(8, WorkType.Golf);
Console.ReadLine();
}
static void Main(string[] args)
{
/* var worker = new Worker();
* worker.WorkPerformed += (s,e) => Console.WriteLine(e.Hours + " " + e.WorkType);
* worker.WorkCompleted += (s,e) => Console.WriteLine("Worker is Done!");
* worker.doWork(8, WorkType.GenerateReports);
* Console.Read();*/
BizRulesDelegate addDel = (x, y) => x + y;
ProcessData.Process(2, 5, addDel);
}
static void Main(string[] args)
{
var customers = new List <Customer>
{
new Customer {
City = "Złotokłos", FirstName = "Grzesio", LastName = "Złotokłoski", ID = 4
},
new Customer {
City = "Piaseczno", FirstName = "Jan", LastName = "Kowalski", ID = 1
},
new Customer {
City = "Złotokłos", FirstName = "Seba", LastName = "Jarząbek", ID = 2
},
new Customer {
City = "Warszawa", FirstName = "Brajan", LastName = "NULL", ID = 3
},
};
var zloCustomers = customers.Where(c => c.City == "Złotokłos").OrderBy(c => c.LastName);
foreach (var customer in zloCustomers)
{
Console.WriteLine(customer.LastName);
}
var data = new ProcessData();
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
data.ProcessFunc(3, 6, funcMultiplyDel);
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(2, 3, myAction);
data.ProcessAction(2, 3, myMultiplyAction);
var worker = new Worker();
worker.WorkPerformed += (s, e) =>
{
Console.WriteLine("Worked: " + e.Hours + " hours, done : " + e.WorkType);
return(e.Hours);
};
// Anonymous method below:
worker.WorkCompleted += (s, e) => Console.WriteLine("Worker is done.");
worker.DoWork(8, WorkType.GenerateReports);
Console.Read();
}
static void Main(string[] args)
{
// 2 Instantiation
//WorkPerformedHandler del1 = new WorkPerformedHandler(WorkPerformed1);
//WorkPerformedHandler del2 = new WorkPerformedHandler(WorkPerformed2);
//WorkPerformedHandler del3 = new WorkPerformedHandler(WorkPerformed3);
//del1 += del2 + del3;
//int totalHours = del1(null, new WorkPerformedEventArgs(5, WorkType.Golf));
////int totalHours = del1(5, WorkType.Golf);
//// totalHours get the value of the last invoked delegate
//Console.WriteLine(totalHours);
//DoWork(del2);
// events demonstration
var worker = new Worker();
// using anonymous method
//worker.WorkPerformed += delegate (object sender, WorkPerformedEventArgs e)
// {
// Console.WriteLine($"Hours worked: {e.Hours} {e.WorkType}");
// };
// using lambda expressions
worker.WorkPerformed += (s, e) => Console.WriteLine($"Hours worked: {e.Hours} {e.WorkType}");
worker.WorkCompleted += Worker_WorkCompleted;
worker.DoWork(5, WorkType.GenerateReports);
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
Action <int, int> myActionSum = (x, y) => Console.WriteLine(x + y);
Action <int, int> myActionMultiply = (x, y) => Console.WriteLine(x * y);
var data = new ProcessData();
data.Process(3, 2, multiplyDel);
data.ProcessAction(5, 7, myActionMultiply);
Console.Read();
}
static void Main(string[] args)
{
//var del1 = new WorkPerformedHandler(WorkPerf1);
//var del2 = new WorkPerformedHandler(WorkPerf2);
//var del3 = new WorkPerformedHandler(WorkPerf3);
//del1(5, WorkType.Golf);
//del2(10, WorkType.GenerateReports);
//del1 += del2;
//del1 += del3;
//del1(10, WorkType.GoToMeetings);
//del1 += del2 + del3;
//var totalH = del1(11, WorkType.GoToMeetings);
//Console.WriteLine(totalH);
var pd = new ProcessData();
pd.Process(2, 3, (a, b) => a * b);
pd.ProcessAction(2, 3, new Action <int, int>((x, y) => Console.WriteLine(x + y)));
var result = pd.ProcessFunction(3, 2, new Func <int, int, int>((x, y) => x - y));
Console.WriteLine("Result of function is " + result);
Worker worker = new Worker();
worker.WorkPerformed += new EventHandler <WorkPerformedEventArgs>(Worker_WorkPerformed);
worker.WorkCompleted += Worker_WorkCompleted;
worker.WorkCompleted += delegate(object sender, EventArgs a)
{
Console.WriteLine("Success - via anonymous method");
};
worker.WorkCompleted += (s, e) => Console.WriteLine("Yay - via Lambda");
worker.DoWork(8, WorkType.GenerateReports);
}
static void Main(string[] args)
{
//WorkPerformedHandler del1 = new WorkPerformedHandler(WorkPerformed1);
//WorkPerformedHandler del2 = new WorkPerformedHandler(WorkPerformed2);
//WorkPerformedHandler del3 = new WorkPerformedHandler(WorkPerformed3);
//del1(5, WorkType.Golf);
//del2(10, WorkType.GenerateReports);
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y * 2);
Action <int, int> mymAction = (x, y) => Console.WriteLine(x * y * 2);
var data = new ProcessData();
data.Process(2, 3, addDel);
data.Process(2, 3, multiplyDel);
data.ProcessAction(2, 3, myAction);
data.ProcessAction(2, 3, mymAction);
data.ProcessFunc(2, 3, funcAddDel);
data.ProcessFunc(2, 3, funcMultiplyDel);
var custs = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New Your City", FirstName = "Michelle", LastName = "Smith", ID = 4
}
};
var phxCusts = custs
.Where(c => c.City == "Phoenix")
.OrderBy(c => c.FirstName);
foreach (var cust in phxCusts)
{
Console.WriteLine(cust.FirstName);
}
var worker = new Worker();
//worker.WorkPerformed += new EventHandler<WorkPerformedEventArgs>(Work_WorkPerformed);
//worker.WorkCompleted += new EventHandler(Work_WorkCompleted);
// Delegate Inference
worker.WorkPerformed += (s, e) => Console.WriteLine(e.Hours + " " + e.WorkType);
worker.WorkCompleted += (s, e) => Console.WriteLine("Done! ");
worker.DoWork(4, WorkType.GenerateReports);
//worker.WorkPerformed -= Work_WorkPerformed;
//worker.WorkCompleted -= Work_WorkCompleted;
//del1 += del2;
//del1 += del3;
//del1 += del2 + del3;
//int finalHours = del1(10, WorkType.GoToMeetings);
//Console.WriteLine(finalHours);
Console.ReadLine();
}
static void Main(string[] args)
{
var custs = new List <Customer>
{
new Customer {
ID = 01, City = "Pune", FirstName = "Bhavana", LastName = "Shrotri"
},
new Customer {
ID = 02, City = "Satara", FirstName = "Rachana", LastName = "Shrotri"
},
new Customer {
ID = 03, City = "Kolhapur", FirstName = "Sagar", LastName = "Shinde"
},
new Customer {
ID = 04, City = "Pune", FirstName = "Anjali", LastName = "Naik"
},
new Customer {
ID = 05, City = "Nashik", FirstName = "Priyanka", LastName = "Desai"
}
};
var PunCust = custs
.Where(c => c.City == "Pune")
.OrderBy(c => c.FirstName);
foreach (var cust in PunCust)
{
Console.WriteLine(cust.FirstName);
}
//WorkPerformedHandler del1 = new WorkPerformedHandler(WorkPerformed1);
//WorkPerformedHandler del2 = new WorkPerformedHandler(WorkPerformed2);
//WorkPerformedHandler del3 = new WorkPerformedHandler(WorkPerformed3);
//del1 += del2;
//del1 += del3;
//del1(10, WorkType.Golf);
//del1 += del2 + del3;
//int FinalHours=del1(30, WorkType.GenerateReports);
//Console.WriteLine("Final Hours : " + FinalHours);
//del1(5, WorkType.GenerateReports);
//del2(4, WorkType.Golf);
// DoWork(del1);
//Anonymous Method
//worker.workPerformed += delegate (object sender, WorkPerformedEventArgs e)
//{
// Console.WriteLine("Hours Worked : " + e.Hours + " " + e.WorkType);
//};
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate mulDel = (x, y) => x * y;
var data = new ProcessData();
data.Process(2, 3, addDel);
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMulAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(5, 5, myMulAction);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMulDel = (x, y) => x * y;
data.ProcessFunc(10, 5, funcMulDel);
var worker = new Worker();
worker.workPerformed += (s, e) =>
{
Console.WriteLine("Hours Worked : " + e.Hours + " " + e.WorkType);
Console.WriteLine("Done");
};
worker.workCompleted += (s, e) => Console.WriteLine("Work Completed.....");;
//worker.workCompleted -= Work_WorkCompleted;
worker.DoWork(8, WorkType.GenerateReports);
Console.Read();
}
static void Main(string[] args)
{
var custs = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New York City", FirstName = "Michelle", LastName = "Smith", ID = 4
},
};
var phxCust = custs.Where(c => c.City == "Phoenix").OrderBy(c => c.FirstName);
foreach (var phx in phxCust)
{
Console.WriteLine(phx.FirstName + " from " + phx.City);
}
//3.creating delegate variables
//WorkPerformedHandler del1 = new WorkPerformedHandler(WorkPerformed1);
//WorkPerformedHandler del2 = new WorkPerformedHandler(WorkPerformed2);
//WorkPerformedHandler del3 = new WorkPerformedHandler(WorkPerformed3);
//del1 += del2 + del3;
//int finalHours = del1(10, WorkType.GenerateReports);
//writes out only value for the last delegate
//even tho 3 of 'em were invoked
//Console.WriteLine(finalHours);
var data = new ProcessData();
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
//data.Process(2, 3, multiplyDel);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
data.ProcessFunc(2, 3, funcMultiplyDel);
Action <int, int> myAddAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine(x * y);
//data.ProcessAction(2, 5, myMultiplyAction);
var worker = new Worker();
worker.WorkPerformed += (s, e) => Console.WriteLine("Hours worked: " + e.Hours + " hour(s) doing " + e.WorkType); /*option 2 new EventHandler<WorkPerformedEventArgs>(Worker_WorkPerformed);*/
worker.WorkCompleted += (s, e) => Console.WriteLine("Worker is done"); /*option 2 new EventHandler(Worker_WorkCompleted);*/
worker.DoWork(8, WorkType.GenerateReports);
Console.ReadKey();
}
private static void Main(string[] args)
{
var customers = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New York City", FirstName = "Michelle", LastName = "Smith", ID = 4
}
};
var pxhCustomers = customers
.Where(c => c.City == "Phoenix" && c.ID < 500)
.OrderBy(c => c.FirstName);
foreach (var cust in pxhCustomers)
{
Console.WriteLine($"{cust.LastName}, {cust.FirstName} from {cust.City }");
}
BizRulesDeleate addDel = (x, y) => x + y;
BizRulesDeleate multiplyDel = (x, y) => x * y;
var data = new ProcessData();
data.Process(2, 3, addDel);
data.Process(2, 3, multiplyDel);
Action <int, int> myAction = (x, y) => Console.WriteLine("add action " + (x + y));
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine("multiply action " + (x * y));
data.ProcessAction(2, 3, myAction);
data.ProcessAction(2, 3, myMultiplyAction);
Func <int, int, int> functionAddDelegate = (x, y) => x + y;
Func <int, int, int> functionMultiplyDelegate = (x, y) => x * y;
data.ProcessFunction(3, 2, functionAddDelegate);
data.ProcessFunction(3, 2, functionMultiplyDelegate);
var worker = new Worker();
// worker.WorkPerformed += new EventHandler<WorkPerformedEventArgs>(WorkPerformed);
// worker.WorkCompleted += new EventHandler(WorkCompleted);
// delegate inference:
// worker.WorkPerformed += WorkPerformed;
// worker.WorkCompleted += WorkCompleted;
// to remove the delegate from the handler:
// worker.WorkCompleted -= WorkCompleted;
// anonymous methods:
// worker.WorkPerformed +=
// delegate (object o, WorkPerformedEventArgs e)
// {
// Console.WriteLine($"Work Performed: {e.Hours} hour(s) of {e.WorkType}");
// };
// worker.WorkCompleted += delegate(object o, EventArgs e) { Console.WriteLine("Work completed"); };
// lambdas
worker.WorkPerformed += (o, e) =>
{
Console.WriteLine($"Work Performed: {e.Hours} hour(s) of {e.WorkType}");
Console.WriteLine("This line just shows how you can have multiple lines of code in a lambda.");
};
worker.WorkCompleted += (o, e) => Console.WriteLine("Work completed");
worker.Dowork(8, WorkType.GenerateReports);
}
static void Main(string[] args)
{
var custs = new List <Customer>
{
new Customer {
City = "Phoenix", FirstName = "John", LastName = "Doe", ID = 1
},
new Customer {
City = "Phoenix", FirstName = "Jane", LastName = "Doe", ID = 500
},
new Customer {
City = "Seattle", FirstName = "Suki", LastName = "Pizzoro", ID = 3
},
new Customer {
City = "New York City", FirstName = "Michelle", LastName = "Smith", ID = 4
}
};
var phxCusts = custs
.Where(c => c.City == "Phoenix" && c.ID < 500)
.OrderBy(c => c.FirstName);
foreach (var cust in phxCusts)
{
Console.WriteLine(cust.FirstName);
}
Func <Customer, bool> funcSeattleFilterDel = (c) => c.City == "Seattle";
var seattleCusts = custs.Where(funcSeattleFilterDel);
foreach (var cust in seattleCusts)
{
Console.WriteLine(cust.FirstName);
}
BizRulesDelegate addDel = (x, y) => x + y;
BizRulesDelegate multiplyDel = (x, y) => x * y;
var data = new ProcessData();
data.Process(2, 3, addDel);
data.Process(2, 3, multiplyDel);
Func <int, int, int> funcAddDel = (x, y) => x + y;
Func <int, int, int> funcMultiplyDel = (x, y) => x * y;
data.ProcessFunc(2, 3, funcAddDel);
data.ProcessFunc(2, 3, funcMultiplyDel);
Action <int, int> myAction = (x, y) => Console.WriteLine(x + y);
Action <int, int> myMultiplyAction = (x, y) => Console.WriteLine(x * y);
data.ProcessAction(2, 3, myAction);
data.ProcessAction(2, 3, myMultiplyAction);
//WorkPerformedHandler del1 = new WorkPerformedHandler(WorkPerformed1);
//WorkPerformedHandler del2 = new WorkPerformedHandler(WorkPerformed2);
//WorkPerformedHandler del3 = new WorkPerformedHandler(WorkPerformed3);
//DoWork(del1);
//DoWork(del2);
//del1 += del2 + del3;
//int finalHours = del1(10, WorkType.GenerateReports);
//Console.WriteLine("finalHours: {0}", finalHours);
var worker = new Worker();
//worker.WorkPerformed += Worker_WorkPerformed;
//worker.WorkCompleted += Worker_WorkCompleted;
/*
* worker.WorkPerformed += delegate (object sender, WorkPerformedEventArgs e)
* {
* Console.WriteLine("Hours worked:{0}, workType:{1}", e.Hours, e.WorkType.ToString());
* };
*
* worker.WorkCompleted += delegate (object sender, EventArgs e)
* {
* Console.WriteLine("Worker is done");
* };
*/
worker.WorkPerformed += (s, e) =>
{
Console.WriteLine("Hours worked:{0}, workType:{1}", e.Hours, e.WorkType.ToString());
};
worker.WorkCompleted += (s, e) =>
{
Console.WriteLine("Worker is done");
};
worker.DoWork(9, WorkType.Golf);
Console.ReadLine();
}
