{"description":"new \u3057\u305f\u914d\u5217\u306b\u5411\u3051\u3066ToArray()\u304b\u3089\u306eCopyTo() List<object> sellist = new List<object>(); .... double[] calcdata = new double[sellist.Count()]; sellist.ToArray().CopyTo(calcdata, 0); \u30cd\u30bf\u5143 https://www.ipentec.com/document/csharp-convert-generics-list-to-array http://neareal.net/index.php?Programming%2F.NetFramework\u2026","width":"100%","author_name":"shikaku","provider_url":"https://hatena.blog","type":"rich","version":"1.0","url":"https://blog.systemjp.net/entry/2020/05/31/225256","categories":["C#"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.systemjp.net%2Fentry%2F2020%2F05%2F31%2F225256\" title=\"C#\u3067List\u304b\u3089\u914d\u5217\u306b\u5909\u63db(\u914d\u5217\u3092\u7570\u306a\u308b\u578b\u306e\u914d\u5217\u3078\u30ad\u30e3\u30b9\u30c8) - shikaku&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"shikaku's blog","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/shikaku/","title":"C#\u3067List\u304b\u3089\u914d\u5217\u306b\u5909\u63db(\u914d\u5217\u3092\u7570\u306a\u308b\u578b\u306e\u914d\u5217\u3078\u30ad\u30e3\u30b9\u30c8)","image_url":null,"blog_url":"https://blog.systemjp.net/","height":"190","published":"2020-05-31 22:52:56"}