Modifying Where Behavior : where « LINQ « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. LINQ
3. where

using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;


public class MainClass{

   public static void Main(string[] args){   
            String[] QueryString = { "One", "Two", "Three", "Four", "Five" };
            var ThisQuery = from StringValue in QueryString 
                where StringValue.Length > 3
                select StringValue + "\r\n";

            // Display the result.
            foreach (var ThisValue in ThisQuery){
                Console.WriteLine(ThisValue);
            }


   }
}
    static class MyWhere
    {
       public static IEnumerable<TSource> Where<TSource>(this IEnumerable<TSource> source, Func<TSource, bool> predicate)
       {
          int ThisCount = source.Count<TSource>();
          TSource[] Results = new TSource[ThisCount];
          Results.Initialize();
          int ArrayCount = 0;
          foreach (TSource ThisValue in source)
          {
             if (ThisValue.ToString().Length > 3)
             {
                Results[ArrayCount] = ThisValue;
                ArrayCount++;
             }
          }
          return Results;
       }
    }