List() [3/3]

System.Collections.Generic.List< T >.List ( IEnumerable< T > collection )

inline

Definition at line 197 of file List.cs.

    {
        if (collection == null)
        {
            ThrowHelper.ThrowArgumentNullException(ExceptionArgument.collection);
        }
        if (collection is ICollection<T> { Count: var count } collection2)
        {
            if (count == 0)
            {
                _items = s_emptyArray;
                return;
            }
            _items = new T[count];
            collection2.CopyTo(_items, 0);
            _size = count;
            return;
        }
        _items = s_emptyArray;
        foreach (T item in collection)
        {
            Add(item);
        }
    }

References System.Collections.Generic.List< T >._items, System.Collections.Generic.List< T >._size, System.Add, System.collection, System.Collections.Generic.Dictionary< TKey, TValue >.CopyTo(), System.count, System.Collections.Generic.List< T >.Count, System.item, System.Collections.Generic.List< T >.s_emptyArray, and System.ThrowHelper.ThrowArgumentNullException().