static void TestMyArray()
{
ArrayList a1 = new ArrayList()
{
};
ArrayList2 a2 = new ArrayList2()
{
};
Console.WriteLine($"capacities: {a1.Capacity} {a2.Capacity}");
foreach (var i in new double[] { 12.2, 15.3, 16.8, 19.9 })
{
a1.Add(i);
a2.Add(i);
}
Console.WriteLine($"counts: {a1.Count} {a2.Count}");
Console.WriteLine($"capacities: {a1.Capacity} {a2.Capacity}");
Console.WriteLine($"ToString: a1: {a1} a2: {a2}");
a1.RemoveAt(1);
a2.RemoveAt(1);
Console.WriteLine($"Printed Arrays After Removal");
for (int i = 0; i < a1.Count; i++)
{
Console.Write(a1[i] + " ");
}
Console.WriteLine("\n------\n");
for (int i = 0; i < a2.Count; i++)
{
Console.Write(a2[i] + " ");
}
Console.WriteLine();
a1.Clear();
a2.Clear();
Console.WriteLine("Both cleared now...");
Console.WriteLine($"counts: {a1.Count} {a2.Count}");
Console.WriteLine($"capacities: {a1.Capacity} {a2.Capacity}");
for (int i = 0; i < a1.Count; i++)
{
Console.Write(a1[i] + " ");
}
Console.WriteLine("\n------\n");
for (int i = 0; i < a2.Count; i++)
{
Console.Write(a2[i] + " ");
}
Console.WriteLine("\n------\n");
Console.WriteLine("Adding 6 random numbers to each...");
Random randomNumber = new Random();
for (int i = 0; i < 6; i++)
{
int num = randomNumber.Next(1, 400);
a1.Add(num);
a2.Add(num);
}
Console.WriteLine($"counts: {a1.Count} {a2.Count}");
Console.WriteLine($"capacities: {a1.Capacity} {a2.Capacity}");
Console.WriteLine("Testing ForEach over ToArray():");
foreach (var i in a1.ToArray())
{
Console.WriteLine(i);
}
foreach (var i in a1.ToArray())
{
Console.WriteLine(i);
}
Console.WriteLine("Testing TrimToSize():");
a1.TrimToSize();
a2.TrimToSize();
Console.WriteLine($"counts: {a1.Count} {a2.Count}");
Console.WriteLine($"capacities: {a1.Capacity} {a2.Capacity}");
foreach (var a in a1)
{
Console.Write(a + " ");
}
Console.WriteLine("\n------\n");
foreach (var a in a2)
{
Console.Write(a + " ");
}
Console.WriteLine();
Console.WriteLine("Testing Sort() when object type is Integer:");
a1.Sort();
a2.Sort();
for (int i = 0; i < a1.Count; i++)
{
Console.Write(a1[i] + " ");
}
Console.WriteLine("\n------\n");
for (int i = 0; i < a2.Count; i++)
{
Console.Write(a2[i] + " ");
}
}