VkNet.Categories.DocsCategory.GetById C# (CSharp) Méthode

        public ReadOnlyCollection<Document> GetById(IEnumerable<Document> docs)
        {
            foreach (var doc in docs)
            {
                VkErrors.ThrowIfNumberIsNegative(() => doc.Id);
                VkErrors.ThrowIfNumberIsNegative(() => doc.OwnerId);
            }

            var parameters = new VkParameters
            {
                { "docs", string.Concat(docs.Select(it => it.OwnerId + "_" + it.Id + ",")) }
            };

            var response = _vk.Call("docs.getById", parameters);
            return response.ToReadOnlyCollectionOf<Document>(r => r);
        }