Returns true if the two sets contain the same elements. only for sets and dictionaries. Does not work for Lists or Arrays. - CSharp System.Collections.Generic

CSharp examples for System.Collections.Generic:IDictionary

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Description

Returns true if the two sets contain the same elements. only for sets and dictionaries. Does not work for Lists or Arrays.

Demo Code

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using System.Text;
using System.Collections.Generic;
using System.Reflection;
using System.Runtime.CompilerServices;
using System;

public class Main{
        /// <summary>
        /// Returns true if the two sets contain the same elements. This is only for
        /// sets and dictionaries. Does not work for Lists or Arrays.
        /// </summary>
        /// <param name="collection1">The first collection</param>
        /// <param name="collection2">The second collection</param>
        /// <returns></returns>
        public static bool SetsEqual<T>(ICollection<T> collection1,
                                        ICollection<T> collection2)
        {
            if (collection1 == null || collection1 == null)
            {
                return collection1 == null && collection1 == null;
            }
            if (collection1.Count != collection2.Count)
            {
                return false;
            }
            foreach (T val1 in collection1)
            {
                if (!collection2.Contains(val1))
                {
                    return false;
                }
            }
            return true;
        }
}

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