static void Main(string[] args)
{
Customer[] costumers = new Customer[5];
costumers[0] = new Customer("Moran", 4652, "Ramat Effal");
costumers[1] = new Customer("Guy", 4662, "Ramat Ilan");
costumers[2] = new Customer("Efrat", 4672, "Ramat Hasharon");
costumers[3] = new Customer("Stas", 4621, "Ramat Amidar");
costumers[4] = new Customer("Yarin", 4610, "Ramat Gan");
Array.Sort <Customer>(costumers);
Console.WriteLine("Customers sorted with the original Customer compare method:");
Console.WriteLine();
foreach (Customer c in costumers)
{
Console.WriteLine(c.ToString());
}
Console.WriteLine("Customers sorted with AnotherCustomerComparer compare method:");
Console.WriteLine();
AnotherCustomerComparer comparer = new AnotherCustomerComparer();
Array.Sort <Customer>(costumers, comparer);
foreach (Customer c in costumers)
{
Console.WriteLine(c.ToString());
}
}
public static void Main(string[] args)
{
var customers = InitializeCustomerArray();
foreach (Customer customer in customers)
{
Console.WriteLine(customer);
}
Console.WriteLine("\nFirst sort:\n");
Array.Sort(customers);
foreach (var customer in customers)
{
Console.WriteLine(customer);
}
Console.WriteLine("\nSecond sort:\n");
AnotherCustomerComparer comparer = new AnotherCustomerComparer();
Array.Sort(customers, comparer);
foreach (var customer in customers)
{
Console.WriteLine(customer);
}
}
static void Main(string[] args)
{
Customer[] customers = new Customer[] {
new Customer {
Name = "ido", ID = 190, Address = "Tel aviv"
},
new Customer {
Name = "itay", ID = 191, Address = "israel"
},
new Customer {
Name = "avi", ID = 192, Address = "Eilat"
},
new Customer {
Name = "shai", ID = 193, Address = "Yafo"
},
new Customer {
Name = "tal", ID = 194, Address = "Beer Sheva"
},
new Customer {
Name = "haim", ID = 195, Address = "Batyam"
},
new Customer {
Name = "moshe", ID = 196, Address = "Holon"
},
new Customer {
Name = "cohen", ID = 197, Address = "Hadera"
}
};
AnotherCustomerComparer anotherCustomer = new AnotherCustomerComparer();
Array.Sort(customers);
for (int i = 0; i < customers.Length; i++)
{
Console.WriteLine($"Name : {customers[i].Name}, id : {customers[i].ID}, Address : {customers[i].Address}");
}
Array.Sort(customers, anotherCustomer);
Console.WriteLine($"*****Sort by ID*****");
for (int i = 0; i < customers.Length; i++)
{
Console.WriteLine($"Name : {customers[i].Name}, id : {customers[i].ID}, Address : {customers[i].Address}");
}
}
static void Main(string[] args)
{
Customer[] customerArr = new Customer[10];
for (int i = 0; i < 5; i++)
{
customerArr[i] = new Customer();
customerArr[i].Name = "danny" + ((2 * i) % 5).ToString();
customerArr[i].ID = i % 5;
}
for (int i = 5; i < 9; i++)
{
customerArr[i] = new Customer();
customerArr[i].Name = "Danny" + ((2 * i) % 5).ToString();
customerArr[i].ID = i % 5;
}
customerArr[9] = new Customer();
customerArr[9].Name = "danny" + ((2 * 9) % 5).ToString();
customerArr[9].ID = 9 % 5;
for (int i = 0; i < 10; i++)
{
Console.WriteLine("Name:" + customerArr[i].Name + " ID:" + customerArr[i].ID);
}
Console.WriteLine();
Array.Sort(customerArr);
for (int i = 0; i < 10; i++)
{
Console.WriteLine("Name:" + customerArr[i].Name + " ID:" + customerArr[i].ID);
}
Console.WriteLine("\nsecond compare:");
AnotherCustomerComparer otherComp = new AnotherCustomerComparer();
Array.Sort(customerArr, otherComp);
for (int i = 0; i < 10; i++)
{
Console.WriteLine("Name:" + customerArr[i].Name + " ID:" + customerArr[i].ID);
}
}
static void Main(string[] args)
{
List <Customer> customerList = new List <Customer>();
customerList.Add(new Customer("Eli", "Rehovot", 30));
customerList.Add(new Customer("Alina", "Tel-Aviv", 25));
customerList.Add(new Customer("Yoheved", "Bne-Brak", 45));
customerList.Add(new Customer("Eli", "Rehovot", 90));
customerList.Add(new Customer("Ofer", "Yokneam", 60));
List <Customer> customerList2 = new List <Customer>(customerList);
Console.WriteLine("Unsorted list:");
foreach (Customer customer in customerList)
{
Console.WriteLine("Name: {0}. ID: {1}. Adress: {2} ", customer.Name, customer.ID, customer.Adress);
}
Console.WriteLine();
//Displaying sorting according to Name ID.
customerList.Sort();
Console.WriteLine("Sorted list according to name and then ID:");
foreach (Customer customer in customerList)
{
Console.WriteLine("Name: {0}. ID: {1}. Adress: {2} ", customer.Name, customer.ID, customer.Adress);
}
Console.WriteLine();
//Displaying sorting using AnotherCustomerList, only according to ID.
AnotherCustomerComparer anotherCustomerComparer = new AnotherCustomerComparer();
customerList2.Sort(anotherCustomerComparer);
Console.WriteLine("Sorted list only according to ID:");
foreach (Customer customer in customerList2)
{
Console.WriteLine("Name: {0}. ID: {1}. Adress: {2} ", customer.Name, customer.ID, customer.Adress);
}
}
static void Main(string[] args)
{
Customer[] customers = new Customer[5];
customers[0] = new Customer("Ahmad", 203622162, "Kafr Kanna");
customers[1] = new Customer("Mohammad", 203624356, "Kafar Kanna");
customers[2] = new Customer("Malak", 262212862, "Kfar Kanna");
customers[3] = new Customer("Manar", 123456789, "Kafr Qanna");
customers[4] = new Customer("Alaa", 987654321, "Kafar Qanna");
int i = 1;
foreach (Customer customer in customers)
{
Console.WriteLine($"{i++}. {customer.Name}, {customer.ID}, {customer.Address}");
}
Array.Sort(customers);
i = 1;
foreach (Customer customer in customers)
{
Console.WriteLine($"{i++}. {customer.Name}, {customer.ID}, {customer.Address}");
}
AnotherCustomerComparer comparer = new AnotherCustomerComparer();
Array.Sort(customers, comparer);
i = 1;
foreach (Customer customer in customers)
{
Console.WriteLine($"{i++}. {customer.Name}, {customer.ID}, {customer.Address}");
}
Console.ReadLine();
}
static void Main(string[] args)
{
Customer[] customers = new Customer[4];
string[] names = { "b", "c", "B", "a" };
string[] addresses = { "bb", "cc", "bb", "aa" };
for (int i = 0; i < 4; i++)
{
customers[i] = new Customer(names[i], i, addresses[i]);
}
Console.WriteLine(customers[0]);
Console.WriteLine(customers[2]);
Console.WriteLine(customers[0].CompareTo(customers[2]));
foreach (Customer item in customers)
{
Console.WriteLine(item);
}
Console.WriteLine("by name:");
Array.Sort(customers);
foreach (Customer item in customers)
{
Console.WriteLine(item);
}
AnotherCustomerComparer comp = new AnotherCustomerComparer();
Array.Sort(customers, comp);
Console.WriteLine("other compare: by id");
foreach (Customer item in customers)
{
Console.WriteLine(item);
}
}
static void Main(string[] args)
{
Customer[] cArr = new Customer[5];
cArr[0] = new Customer("liOr", 543, "nr 3");
cArr[1] = new Customer("mAor", 247, "nr 4");
cArr[2] = new Customer("Bani", 999, "nr 5");
cArr[3] = new Customer("celiNe", 145, "nr 1");
cArr[4] = new Customer("cEliNe", 145, "ngr 1");
Console.WriteLine(cArr[0].CompareTo(null));
Console.WriteLine(cArr[3].Name + " equals " + cArr[4].Name + " ?: " + cArr[3].Equals(cArr[4]));
Console.WriteLine("********************************************");
Console.WriteLine(cArr[1].Name + " equals " + cArr[2].Name + " ?: " + cArr[1].Equals(cArr[2]));
Console.WriteLine("********************************************");
Console.WriteLine(cArr[3].Name + " equals " + cArr + " ?: " + cArr[3].Equals(cArr));
Console.WriteLine("********************************************");
Console.WriteLine("The array after sorting by name:");
Array.Sort(cArr);
foreach (Customer c in cArr)
{
Console.WriteLine("Name: " + c.Name + " Id: " + c.ID + " Address " + c.Address);
}
AnotherCustomerComparer ancc = new AnotherCustomerComparer();
Console.WriteLine("********************************************");
Console.WriteLine("The array after sorting by id:");
Array.Sort(cArr, ancc);
foreach (Customer c in cArr)
{
Console.WriteLine("Name: " + c.Name + " Id: " + c.ID + " Address " + c.Address);
}
}
static void Main(string[] args)
{
Collection <Customer> list = new Collection <Customer>
{
new Customer {
Name = "ido", ID = 190, Address = "Tel aviv"
},
new Customer {
Name = "itay", ID = 191, Address = "israel"
},
new Customer {
Name = "avi", ID = 192, Address = "Eilat"
},
new Customer {
Name = "shai", ID = 193, Address = "Yafo"
},
new Customer {
Name = "tal", ID = 99, Address = "Beer Sheva"
},
new Customer {
Name = "haim", ID = 195, Address = "Batyam"
},
new Customer {
Name = "moshe", ID = 196, Address = "Holon"
},
new Customer {
Name = "cohen", ID = 197, Address = "Hadera"
}
};
//Why are creating a new instances of these? The GetCustomer method returns new objects...
Collection <Customer> filteredListAToK = new Collection <Customer>();
Collection <Customer> filteredListLToZ = new Collection <Customer>();
Collection <Customer> filteredListID = new Collection <Customer>();
#region old lab
Customer[] customers = new Customer[] {
new Customer {
Name = "ido", ID = 190, Address = "Tel aviv"
},
new Customer {
Name = "itay", ID = 191, Address = "israel"
},
new Customer {
Name = "avi", ID = 192, Address = "Eilat"
},
new Customer {
Name = "shai", ID = 193, Address = "Yafo"
},
new Customer {
Name = "tal", ID = 194, Address = "Beer Sheva"
},
new Customer {
Name = "haim", ID = 195, Address = "Batyam"
},
new Customer {
Name = "moshe", ID = 196, Address = "Holon"
},
new Customer {
Name = "cohen", ID = 197, Address = "Hadera"
}
};
AnotherCustomerComparer anotherCustomer = new AnotherCustomerComparer();
Array.Sort(customers);
for (int i = 0; i < customers.Length; i++)
{
Console.WriteLine($"Name : {customers[i].Name}, id : {customers[i].ID}, Address : {customers[i].Address}");
}
Array.Sort(customers, anotherCustomer);
Console.WriteLine($"*****Sort by ID*****");
for (int i = 0; i < customers.Length; i++)
{
Console.WriteLine($"Name : {customers[i].Name}, id : {customers[i].ID}, Address : {customers[i].Address}");
}
#endregion
CustomerFilter fillter = FilterCustomer;
filteredListAToK = GetCustomers(list, fillter);
filteredListLToZ = GetCustomers(list, delegate(Customer customer)
{
if (customer.Name[0] >= 'l')
{
return(true);
}
return(false);
});
//The type is redundate
filteredListID = GetCustomers(list, (Customer customer) =>
{
return(customer.ID < 100);
});
Console.WriteLine("Customer name start with a letter from a to k");
//You should have extracted this to another method.
//This is a duplicated code
foreach (var item in filteredListAToK)
{
Console.WriteLine(item.Name);
}
Console.WriteLine("Customer name start with l letter from a to z");
foreach (var item in filteredListLToZ)
{
Console.WriteLine(item.Name);
}
Console.WriteLine("Customer id is less then 100");
foreach (var item in filteredListID)
{
Console.WriteLine(item.Name);
}
}
static void Main(string[] args)
{
List <Customer> CustomersList = new List <Customer>();
AnotherCustomerComparer customerComparer = new AnotherCustomerComparer();
Customer c1 = new Customer("Alon", 100, "Tel-aviv");
Customer c2 = new Customer(null, -11, null);
Customer c3 = null;
Customer c4 = new Customer("alon", 100, "Tel-aviv");
CustomersList.Add(new Customer("Moshe", 40, "Bat-yam"));
CustomersList.Add(new Customer("Ziv", 301, "Rishon le zion"));
CustomersList.Add(new Customer("Barak", 30, "Tel-aviv"));
CustomersList.Add(new Customer("Rikki", 250, "Haifa"));
CustomersList.Add(c1);
CustomersList.Add(c2);
CustomersList.Add(c3);
CustomersList.Add(c4);
CustomersList.Add(new Customer("Elena", 65, "Tel-aviv"));
CustomersList.Add(new Customer("Porat", 136, "Tel-aviv"));
CustomersList.Sort();
//Print before IComparer
foreach (Customer element in CustomersList)
{
Console.WriteLine(element);
}
CustomersList.Sort(customerComparer);
Console.WriteLine("----------After IComparer----------");
//Print after IComparer
foreach (Customer element in CustomersList)
{
Console.WriteLine(element);
}
//Exercise 4
Console.WriteLine("\nExercise 4:\n");
FilterForCustomer nameFilter = new FilterForCustomer('a', 'K');
//Delegate of type CustomerFilter
CustomerFilter filter = nameFilter.NameFirstLettersFromTo;
Console.WriteLine($"Customers with name that starts with latters A-K:");
foreach (Customer customer in GetCustomers(CustomersList, filter))
{
Console.WriteLine(customer.Name);
}
//Anonymous delegate
Console.WriteLine($"Customers with name that starts with latters L-Z:");
foreach (Customer customer in GetCustomers(CustomersList, delegate(Customer customer) { return(new FilterForCustomer('L', 'Z').NameFirstLettersFromTo(customer)); }))
{
Console.WriteLine(customer.Name);
}
//Lambda expression
Console.WriteLine($"Customers whose ID is less than 100:");
foreach (Customer customer in GetCustomers(CustomersList, customer => customer.ID < 100))
{
Console.WriteLine(customer.Name);
}
}
