Checks time needed for list operations using an ArrayList implementation

  

using System;
using System.Drawing;
using System.Collections;

public class ArrayListTiming {
  public static void Main() {
    ArrayList arrayImp = new ArrayList();
    Point p = new Point(34, 156);
    int time1, time2;
    Object o;
    time1 = Environment.TickCount;
    for(int i = 0; i < 100000; i++)
       arrayImp.Add(p);
    time2 = Environment.TickCount;
    Console.WriteLine("Time for 100,000 adds: " + (time2 - time1));

    time1 = Environment.TickCount;
    for(int i = 0; i < 1000; i++)
       arrayImp.Insert(50, p);
    time2 = Environment.TickCount;
    Console.WriteLine("Time for 1,000 adds at position 50: " + (time2 - time1));

    time1 = Environment.TickCount;
    for(int i = 0; i < 10000000; i++)
       o = arrayImp[50];
    time2 = Environment.TickCount;
    Console.WriteLine ("Time for 10,000,000 gets at position 50: " + (time2 - time1));
  }
}

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Checks time needed for list operations using an ArrayList implementation : ArrayList « Collections Data Structure « C# / C Sharp

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