Blog.Logic.Core.PostsLogic.PrepareTags C# (CSharp) Method

        public List<Tag> PrepareTags(IEnumerable<Tag> tags)
        {
            var enumerable = tags as Tag[] ?? tags.ToArray();
            foreach (var tag in enumerable)
            {
                tag.TagName = tag.TagName.ToLower();
            }

            return enumerable.ToList();
        }