public IntList Filter(IntPredicate p)
{
var res = new IntList();
foreach (var i in this)
{
if (p(i))
{
res.Add(i);
}
}
return(res);
}
public IntList greaterThan25(IntPredicate p)
{
IntList res = new IntList();
foreach (int i in this)
{
if (p(i))
{
res.Add(i);
}
}
return(res);
}
public static void Main(String[] args)
{
var xs = new IntList {
1, 122, 3, 4, 5
};
xs.Act(Console.WriteLine);
Console.WriteLine("Print only even numbers:");
xs.Filter(delegate(int x) { return(x % 2 == 0); }).Act(Console.WriteLine);
Console.WriteLine("Using anonymous methods: (x >= 25) ");
xs.Act(delegate(int x) { if (x >= 25)
{
Console.WriteLine(x);
}
});
// xs.Filter(delegate (int x) { return x >= 25; }).Act(Console.WriteLine);
Console.WriteLine("Computing sum: ");
int sum = 0;
xs.Act(delegate(int x) { sum += x; });
Console.WriteLine(sum);
//Generic
Console.WriteLine("Generics");
var gs = new MyList <int> {
1, 122, 3, 4, 5
};
gs.Act(Console.WriteLine);
Console.WriteLine("Print only even numbers:");
gs.Filter(delegate(int x) { return(x % 2 == 0); }).Act(Console.WriteLine);
Console.WriteLine("Using anonymous methods: (x >= 25) ");
gs.Act(delegate(int x) { if (x >= 25)
{
Console.WriteLine(x);
}
});
// gs.Filter(delegate (int x) { return x >= 25; }).Act(Console.WriteLine);
Console.WriteLine("Computing sum: ");
int sumg = 0;
gs.Act(delegate(int x) { sumg += x; });
Console.WriteLine(sum);
Console.ReadKey();
}
static void Main(string[] args)
{
IntList xs = new IntList(2, 4, 7, 9, 13);
IntList xs1 = new IntList(25, 30, 1, 35, 0);
xs.Act(Console.WriteLine);
xs.Filter(delegate(int x) { return(x % 2 == 0); }).Act(Console.WriteLine);
xs1.Filter(delegate(int x) { return(x > 25); }).Act(Console.WriteLine);
int sum = 0;
xs1.Act(p => sum += p);
Console.WriteLine(sum);
Console.ReadKey();
}
public static string ToString <T>(this IntList list)
{
var sb = new StringBuilder("[");
list.ForEach(item =>
{
if (item.Equals(list.Last()))
{
sb.Append(item + "]");
}
else
{
sb.Append(item + ", ");
}
});
return(sb.ToString());
}
static void Main(string[] args)
{
IntList xs = new IntList();
xs.Add(11); xs.Add(20); xs.Add(31); xs.Add(40);
xs.Add(51); xs.Add(71); xs.Add(80); xs.Add(91);
xs.Act(Console.WriteLine);
Console.WriteLine(" ");
Console.WriteLine("Elements divisible by 2. ");
xs.Filter(delegate(int x) { return(x % 2 == 0); }).Act(Console.WriteLine);
Console.WriteLine(" ");
Console.WriteLine("Elements greater than 25. ");
xs.Filter(y => y > 25).Act(Console.WriteLine);
Console.ReadKey();
}
static void Main(string[] args)
{
var xs = new IntList(1, 2, 3, 4, 500, 100);
#region IntList
Console.WriteLine("\n------------ IntList ------------");
Console.WriteLine("\nPrint all elements");
xs.Act(Console.WriteLine);
Console.WriteLine("\nCustom print all elements");
xs.Act(CustomWriteLine);
Console.WriteLine("\nPrint all even elements");
xs.Filter(x => x % 2 == 0).Act(Console.WriteLine);
Console.WriteLine("\nPrint all even elements that are greater than or equal to 25");
xs.Filter(x => x >= 25).Act(Console.WriteLine);
xs.Act(AddElements);
Console.WriteLine($"\nSum of {xs.ToString<int>()} is {_count}");
#endregion
#region Generic List
Console.WriteLine("\n------------ Generic List ------------");
var stringList = new MyList <string>("Sara", "Jonh", "Maria");
Console.WriteLine("\nPrint all elements");
stringList.Act(Console.WriteLine);
Console.WriteLine("\nCustom print all elements");
stringList.Act(CustomWriteLine);
Console.WriteLine("\nPrint all elements with more than 4 leters");
stringList.Filter(x => x.Length > 4).Act(Console.WriteLine);
#endregion
Console.ReadLine();
}
