C# | Array.GetEnumerator Method

This method is used to return an IEnumerator for the Array.

Syntax:

public System.Collections.IEnumerator GetEnumerator ();

Return Value: This method returns an IEnumerator for the Array.



Below programs illustrate the use of Array.GetEnumerator Method:

Example 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// C# program to demonstrate
// GetEnumerator() method
using System;
using System.Collections;
using System.Collections.Generic;
  
public class GFG {
  
    // Main Method
    public static void Main()
    {
  
        // Creating and intializing new the String
        String[] myArr = {"Sun", "Mon", "Tue", "Thu"};
  
        // Display the values of the myArr.
        Console.Write("Initial Array: ");
  
        // calling the PrintIndexAndValues()
        // method to print
        PrintIndexAndValues(myArr);
  
        // getting the IEnumerator for the myArr
        IEnumerator myEnumerator = myArr.GetEnumerator();
  
        // calling the PrintIndexAndValues()
        // method to print
        Console.WriteLine("Enumerated value: ");
        PrintIndexAndValues(myEnumerator);
    }
  
    // Defining the method
    // PrintIndexAndValues
    public static void PrintIndexAndValues(String[] myArr)
    {
        for (int i = 0; i < myArr.Length; i++) {
  
            Console.Write("{0} ", myArr[i]);
        }
        Console.WriteLine();
        Console.WriteLine();
    }
  
    // Overriding the method
    // PrintIndexAndValues
    public static void PrintIndexAndValues(IEnumerator myEnumerator)
    {
        int i = 0;
        while ((myEnumerator.MoveNext()) && 
          (myEnumerator.Current != null)) {
  
            Console.WriteLine("[{0}] {1}", i++,
                         myEnumerator.Current);
        }
    }
}

chevron_right


Output:

Initial Array: Sun Mon Tue Thu 

Enumerated value: 
[0] Sun
[1] Mon
[2] Tue
[3] Thu

Example 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// C# program to demonstrate
// GetEnumerator() method
// For int value
using System;
using System.Collections;
using System.Collections.Generic;
  
public class GFG {
  
    // Main Method
    public static void Main()
    {
  
        // Creating and intializing new the int
        int[] myArr = {10, 20, 30, 40};
  
        // Display the values of the myArr.
        Console.Write("Initial Array: ");
  
        // calling the PrintIndexAndValues()
        // method to print
        PrintIndexAndValues(myArr);
  
        // getting the IEnumerator for the myArr
        IEnumerator myEnumerator = myArr.GetEnumerator();
  
        // calling the PrintIndexAndValues()
        // method to print
        Console.WriteLine("Enumerated value: ");
        PrintIndexAndValues(myEnumerator);
    }
  
    // Defining the method
    // PrintIndexAndValues
    public static void PrintIndexAndValues(int[] myArr)
    {
        for (int i = 0; i < myArr.Length; i++) {
  
            Console.Write("{0} ", myArr[i]);
        }
        Console.WriteLine();
        Console.WriteLine();
    }
  
    // Overriding the method
    // PrintIndexAndValues
    public static void PrintIndexAndValues(IEnumerator myEnumerator)
    {
        int i = 1;
        while ((myEnumerator.MoveNext()) && 
          (myEnumerator.Current != null)) {
  
            Console.WriteLine("{0}> {1} ", i++, 
                          myEnumerator.Current);
        }
    }
}

chevron_right


Output:

Initial Array: 10 20 30 40 

Enumerated value: 
1> 10 
2> 20 
3> 30 
4> 40

Reference:



My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.




Article Tags :

Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.