public ProductsList Filter(FilterProductDelegate filterProduct)
{
var result = new ProductsList();
for (var i = 0; i < _list.Count; i++)
{
var product = (Product)_list[i];
if (filterProduct(product))
{
result.Add(product);
}
}
return(result);
}
static void Main(string[] args)
{
var productsList = new ProductsList();
var product1 = new Product();
product1.Id = 100;
product1.Name = "Pen";
product1.UnitCost = 10;
product1.Units = 10;
productsList.Add(product1);
var product2 = new Product();
product2.Id = 101;
product2.Name = "Pencil";
product2.UnitCost = 5;
product2.Units = 10;
productsList.Add(product2);
var product3 = new Product();
product3.Id = 100;
product3.Name = "Pen";
product3.UnitCost = 60;
product3.Units = 10;
productsList.Add(product3);
var product4 = new Product();
product4.Id = 101;
product4.Name = "Pencil";
product4.UnitCost = 70;
product4.Units = 50;
productsList.Add(product4);
Console.WriteLine("List cost = {0}", productsList.CalculateCost(10));
Console.WriteLine("All costly products");
var costlyProducts = productsList.Filter(IsCostlyProduct);
for (var i = 0; i < costlyProducts.Count; i++)
{
var costlyProduct = costlyProducts[i];
Console.WriteLine("{0},{1},{2},{3}", costlyProduct.Id, costlyProduct.Name, costlyProduct.UnitCost, costlyProduct.Units);
}
Console.ReadLine();
}
static void Main(string[] args)
{
var productsList = new ProductsList();
var product1 = new Product();
product1.Id = 100;
product1.Name = "Pen";
product1.UnitCost = 10;
product1.Units = 10;
productsList.Add(product1);
var product2 = new Product();
product2.Id = 101;
product2.Name = "Pencil";
product2.UnitCost = 5;
product2.Units = 10;
productsList.Add(product2);
Console.WriteLine("List cost = {0}", productsList.CalculateCost(10));
Console.ReadLine();
}
