C# | Count the number of key/value pairs in HybridDictionary

HybridDictionary.Count property is used to get the number of key/value pairs contained in the HybridDictionary.

Syntax:

public int Count { get; }

Return Value: The number of key/value pairs contained in the HybridDictionary.



Note: Retrieving the value of this property is an O(1) operation.

Below programs illustrate the use of HybridDictionary.Count property:

Example 1:

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// C# code to get the number of key/value
// pairs contained in the HybridDictionary.
using System;
using System.Collections;
using System.Collections.Specialized;
  
class GFG {
  
    // Driver code
    public static void Main()
    {
  
        // Creating a HybridDictionary named myDict
        HybridDictionary myDict = new HybridDictionary();
  
        // Adding key/value pairs in myDict
        myDict.Add("Australia", "Canberra");
        myDict.Add("Belgium", "Brussels");
        myDict.Add("Netherlands", "Amsterdam");
        myDict.Add("China", "Beijing");
        myDict.Add("Russia", "Moscow");
        myDict.Add("India", "New Delhi");
  
        // To get count of key/value pairs in myDict
        Console.WriteLine("Total key/value pairs in myDict are : " 
                                                  + myDict.Count);
    }
}

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Output:


Total key/value pairs in myDict are : 6



Example 2:











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// C# code to get the number of key/value 


// pairs contained in the HybridDictionary. 


using System; 


using System.Collections; 


using System.Collections.Specialized; 


  


class GFG { 


  


    // Driver code 


    public static void Main() 


    { 


  


        // Creating a HybridDictionary named myDict 


        HybridDictionary myDict = new HybridDictionary(); 


  


        // Adding key/value pairs in myDict 


        myDict.Add("I", "first"); 


        myDict.Add("II", "second"); 


        myDict.Add("III", "third"); 


        myDict.Add("IV", "fourth"); 


        myDict.Add("V", "fifth"); 


  


        // To get count of key/value pairs in myDict 


        Console.WriteLine("Total key/value pairs in myDict are : " 


                                                   + myDict.Count); 


    } 


} 



















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Output:


Total key/value pairs in myDict are : 5



Reference:




          
          
          
          

            

    

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