C# HashSet IsProperSupersetOf

Description

HashSet IsProperSupersetOf determines whether a HashSet object is a proper superset of the specified collection.

Syntax

HashSet.IsProperSupersetOf has the following syntax.


public bool IsProperSupersetOf(
  IEnumerable<T> other
)

Parameters

HashSet.IsProperSupersetOf has the following parameters.

  • other - The collection to compare to the current HashSet object.

Returns

HashSet.IsProperSupersetOf method returns true if the HashSet object is a proper superset of other; otherwise, false.

Example


using System;/*from   w  ww  .  j a  v  a 2 s. c om*/
using System.Collections.Generic;
public class MainClass{
  public static void Main(String[] argv){  
    HashSet<int> lowNumbers = new HashSet<int>();
    HashSet<int> allNumbers = new HashSet<int>();

    for (int i = 1; i < 5; i++)
    {
        lowNumbers.Add(i);
    }

    for (int i = 0; i < 10; i++)
    {
        allNumbers.Add(i);
    }

    Console.WriteLine(lowNumbers.IsProperSupersetOf(allNumbers));

  }
}

The code above generates the following result.





















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