Lambdas, C# - rextester

Lambdas

//Title of this code
//Rextester.Program.Main is the entry point for your code. Don't change it.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class FancyDataStructure<T> {
        IEnumerable<T> data;
        
        public void init(IEnumerable<T> data) {
            // very fancy and complicated!
            this.data = data;
        }
        public void doSomething(Action<T> whatToDo, Func<T, bool> condition) {        
            foreach (T item in data) {
                if (condition(item)) {
                    whatToDo(item);   
                }
            }                        
        }           
    }
    
    
    public class Program
    {
        public static void Main(string[] args)
        {
            // filtering, etc.
            Func<int, bool> biggerThanEight = (num => num > 8);
            Action<int> log = (num => Console.WriteLine(num));
            FancyDataStructure<int> fds = new FancyDataStructure<int>();
            fds.init(new List<int>(){ 5, 7, 9, 10, 6 });
            fds.doSomething(log, biggerThanEight);
        }   
      
    }
}


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