C# | SortedDictionary.ContainsValue() Method

This method is used to check whether the SortedDictionary<TKey, TValue> contains an element with the specified value or not.

Syntax:

public bool ContainsValue (TValue value);

Here, the value is the Value to locate in the SortedDictionary. The value can be null for reference types.



Return Value: This method returns true if the SortedDictionary contains an element with the specified value otherwise it returns false.

Below are the programs to illustrate the use of SortedDictionary<TKey, TValue>.ContainsValue() Method:

Example 1:

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// C# code to check if a value
// is present or not in a 
// SortedDictionary.
using System;
using System.Collections.Generic;
  
class GFG {
  
    // Driver code
    public static void Main()
    {
  
        // Create a new SortedDictionary
        // of strings, with string keys.
        SortedDictionary<string, string> myDict = 
          new SortedDictionary<string, string>();
  
        // 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");
  
        // Checking the value "India" but
        // here "India" is the key
        if (myDict.ContainsValue("India"))
            Console.WriteLine("Value : India is present.");
  
        else
            Console.WriteLine("Value : India is not present.");
    }
}

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Output:


Value : India is not present.





Example 2:











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// C# code to check if a value 


// is present or not in a  


// SortedDictionary. 


using System; 


using System.Collections.Generic; 


  


class GFG { 


  


    // Driver code 


    public static void Main() 


    { 


  


        // Create a new SortedDictionary 


        // of strings, with string keys. 


        SortedDictionary<string, string> myDict =  


           new SortedDictionary<string, string>(); 


  


        // 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"); 


  


        // Checking for value Moscow 


        if (myDict.ContainsValue("Moscow")) 


            Console.WriteLine("Value : Moscow is present"); 


  


        else


            Console.WriteLine("Value : Moscow is absent"); 


    } 


} 



















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Output:


Value : Moscow is present





Reference :






    

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