System.Collections.Specialized.NameObjectCollectionBase.GetObjectData C# (CSharp) Method

        public virtual void GetObjectData(SerializationInfo info, StreamingContext context)
        {
            if (info == null)
            {
                throw new ArgumentNullException(nameof(info));
            }

            info.AddValue(ReadOnlyName, _readOnly);

            // Maintain backward serialization compatibility if new APIs are not used.
            if (_keyComparer == s_defaultComparer)
            {
                info.AddValue(HashCodeProviderName, CaseInsensitiveHashCodeProvider.DefaultInvariant, typeof(IHashCodeProvider));
                info.AddValue(ComparerName, CaseInsensitiveComparer.DefaultInvariant, typeof(IComparer));
            }
            else if (_keyComparer == null)
            {
                info.AddValue(HashCodeProviderName, null, typeof(IHashCodeProvider));
                info.AddValue(ComparerName, null, typeof(IComparer));
            }
            else if (_keyComparer is CompatibleComparer)
            {
                CompatibleComparer c = (CompatibleComparer)_keyComparer;
                info.AddValue(HashCodeProviderName, c.HashCodeProvider, typeof(IHashCodeProvider));
                info.AddValue(ComparerName, c.Comparer, typeof(IComparer));
            }
            else
            {
                info.AddValue(KeyComparerName, _keyComparer, typeof(IEqualityComparer));
            }

            int count = _entriesArray.Count;
            info.AddValue(CountName, count);

            string[] keys = new string[count];
            object[] values = new object[count];

            for (int i = 0; i < count; i++)
            {
                NameObjectEntry entry = (NameObjectEntry)_entriesArray[i];
                keys[i] = entry.Key;
                values[i] = entry.Value;
            }

            info.AddValue(KeysName, keys, typeof(String[]));
            info.AddValue(ValuesName, values, typeof(Object[]));
            info.AddValue(VersionName, _version);
        }