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C# - SortedList.GetKeyList() Method with Example

In this tutorial, we will learn about the C# SortedList.GetKeyList() method with its definition, usage, syntax, and example. By Nidhi Last updated : March 31, 2023

SortedList.GetKeyList() Method

The SortedList.GetKeyList() is used to get the keys from SortedList.

Syntax

IList SortedList.GetKeyList();

Parameter(s)

This does not accept any parameter.

Return Value

It returns a IList that contains all the keys of a SortedList object.

C# Example of SortedList.GetKeyList() Method

The source code to get the keys in 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, "Austrelia");
    list.Add(3, "Africa");
    list.Add(4, "Canada");

    Console.WriteLine("Keys are:");
    foreach(int key in list.GetKeyList()) {
      Console.WriteLine(key);
    }
  }
}

Output

Keys are:
1
2
3
4
5
Press any key to continue . . .

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