C# program to remove an element from a SortedList (Example of Remove() Method)

C# SortedList.Remove() Method: Here, we are going to learn how to remove an element from a SortedList in C# programming language?
Submitted by Nidhi, on April 26, 2021

The Remove() method of SortedList class is used to remove the element with the specified key from a SortedList object.

Syntax:

    void SortedList.Remove(object key);

Parameter(s):

  • key: The key of the element to remove.

Return value:

This method does not return any value.

Exception(s):

  • System.ArgumentNullException
  • System.NotSupportedException

Program:

The source code to remove an element from a SortedList is given below. The given program is compiled and executed successfully.

using System;
using System.Collections;

class SortedListEx
{
    //Entry point of Program
    static public void Main()
    {
        //Creation of SortedList object
        SortedList list = new SortedList();

        //Add elements to SortedList 
        list.Add(1, "India");
        list.Add(5, "America");
        list.Add(2, "Australia");
        list.Add(3, "Africa");
        list.Add(4, "Canada");


        Console.WriteLine("List before Remove :");
        foreach (DictionaryEntry val in list)
        {
            Console.WriteLine("\t{0} : {1}",
                    val.Key, val.Value);
        }
        Console.WriteLine();

        list.Remove(3);

        Console.WriteLine("List after Remove :");
        foreach (DictionaryEntry val in list)
        {
            Console.WriteLine("\t{0} : {1}",
                    val.Key, val.Value);
        }
        Console.WriteLine();
    }
}

Output:

List before Remove :
        1 : India
        2 : Australia
        3 : Africa
        4 : Canada
        5 : America

List after Remove :
        1 : India
        2 : Australia
        4 : Canada
        5 : America

Press any key to continue . . .

C# SortedList Class Programs »





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