using System;

​

public class Program

{

    public static void Main()

    {

        string text = "Telerik Academy";

        string text1 = "Telerik academy";

        Console.WriteLine("Equality with ==: " + text == text1);

        Console.WriteLine("Equals(): " + text.Equals(text1));

        Console.WriteLine("Equals() ignore case: " + text.Equals(text1, StringComparison.CurrentCultureIgnoreCase));

        Console.WriteLine("Compare(): " + string.Compare(text, text1, false));

        Console.WriteLine("Compare() ignore case: " + string.Compare(text, text1, true));

        Console.WriteLine("IndexOf() found: " + text.IndexOf('T'));

        Console.WriteLine("IndexOf() NOT found: " + text.IndexOf('t'));

        var splitSymbols = new char[]{' ', ','};

        // ["Telerik", "Academy"]

        string[] arr = text.Split(splitSymbols, StringSplitOptions.RemoveEmptyEntries);

        Console.WriteLine("Length of the array: " + arr.Length);

        Console.WriteLine("Print array elements with string.Join(): " + string.Join(", ", arr));

    }

}