{"description":"Enumerable.LongCount(TSource) \u30e1\u30bd\u30c3\u30c9 (IEnumerable(TSource), Func(TSource, Boolean)) (System.Linq)\u30b7\u30fc\u30b1\u30f3\u30b9\u5185\u3067\u6761\u4ef6\u3092\u6e80\u305f\u3059\u8981\u7d20\u306e\u6570\u3092\u8868\u3059 Int64 \u3092\u8fd4\u3057\u307e\u3059\u3002 SQL\u3067\u306f\u3001COUNT\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002 \u30bd\u30fc\u30b9\u30b3\u30fc\u30c9 using System; using System.Linq; namespace LinqSample { class Program { static void Main(string[] args) { int[] numbers = { 1, 2, 3, 4, 5 }; Cons\u2026","url":"https://blog.jhashimoto.net/entry/20120407/1333840032","author_name":"JHashimoto","blog_title":"Architect's Log","image_url":"http://capture.heartrails.com/150x130/shadow?http://msdn.microsoft.com/ja-jp/library/bb548914.aspx","title":"IEnumerable.LongCount\u30e1\u30bd\u30c3\u30c9","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.jhashimoto.net%2Fentry%2F20120407%2F1333840032\" title=\"IEnumerable.LongCount\u30e1\u30bd\u30c3\u30c9 - Architect&#39;s Log\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","type":"rich","categories":[".NET","C#","LINQ"],"width":"100%","published":"2012-04-07 08:07:12","version":"1.0","provider_url":"https://hatena.blog","blog_url":"https://blog.jhashimoto.net/","author_url":"https://blog.hatena.ne.jp/JHashimoto/"}