using System;

​

class Program

{

    static void Main()

    {

        StringManipulation();

    }

​

    static void StringManipulation()

    {

        // DO NOT DELETE ANY LINES OF CODE, ONLY ADD YOUR OWN

        // 1 Substring - Use Substring() to display the surname from this variable

        string fullName = "Luke Skywalker";

        Console.WriteLine(fullName);

        string surname = fullName.Substring(5);

        Console.WriteLine(surname);

​

​

        // 2 Trim - remove the white space from the the front of this string, display the result

        string planet = "      Death Star      ";

        Console.WriteLine(planet);

        string trimmed = planet.TrimStart();

        Console.WriteLine(trimmed);

​

​

​

​

        // 3 Trim - remove the white space from the the end of this string, display the result

        string planet2 = "      Death Star      ";

        Console.WriteLine(planet2);

        string trim = planet2.TrimEnd();

        Console.WriteLine(trim);

​

​

        // 4 Trim - remove the white space from both ends of this string, display the result

        string planet3 = "      Death Star      ";

        Console.WriteLine(planet3);

        string trimm = planet3.Trim();

        Console.WriteLine(trimm);

​

​

​

        // 5 - Replace - replace the * charcter with the @ character

        string place = "*** Welcome to Tatooine ***";

        Console.WriteLine(place);

        string replaced = place.Replace("*", "@");

        Console.WriteLine(replaced);

​

​

​

​

​

        // 6 - IndexOf - find the index of the space and create substring displaying the first and second name on seperate lines

        string character = "Leia Organa";

        Console.WriteLine(character);

        int spaceIndex = character.IndexOf(" ");

        Console.WriteLine(character.Substring(0, spaceIndex));

        Console.WriteLine(character.Substring(spaceIndex + 1));

​

​

​

​

​

        // 7 - Replace the astericks with spaces, trim the start and end, change the middle space to a underscore

        // will need mutlple lines of code to do this

        string final = "***   Darth Vader   ***";

        Console.WriteLine(final);

        final = final.Replace('*', ' ').Trim().Replace(" ", "_");

        Console.WriteLine(final);

​

    }

}