Question

How to use string array in class with C#

Answer 1

using System;

public class CAString {
    string[] array = { "Blade Runner", "The Matrix", "Star Wars", "The Terminator" };
         
    public string[] Elements {
        get { return array; }
    }
 
    public string this[int index] {
        get { return array[index]; }
    }
}

class Program {
    static void Main(string[] args) {
        CAString o = new CAString();
 
        foreach (string element in o.Elements) {
            Console.WriteLine(element);
        }
 
        Console.WriteLine();
        Console.WriteLine(o[0]);
        Console.WriteLine(o[1]);
    }
}
 
 
 
/*
run:
 
Blade Runner
The Matrix
Star Wars
The Terminator

Blade Runner
The Matrix
 
*/

 

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Answer 2

using System;

public class CAString {
    string[] array = { "Blade Runner", "The Matrix", "Star Wars", "The Terminator" };
         
   // property
    public string[] StringElements {
        get { return array; }
    }
 
    // indexer
    public string this[int index] {
        get { return array[index]; }
        set { array[index] = value; }
    }
}

class Program {
    static void Main(string[] args) {
        CAString o = new CAString();
 
        foreach (string s in o.StringElements) {
            Console.WriteLine(s);
        }
 
        Console.WriteLine();
 
        o[0] = "c#";
 
        foreach (string s in o.StringElements) {
            Console.WriteLine(s);
        }
    }
}
 
 
 
/*
run:
 
Blade Runner
The Matrix
Star Wars
The Terminator

c#
The Matrix
Star Wars
The Terminator
 
*/

 

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