{"id":4182,"date":"2020-10-28T09:02:30","date_gmt":"2020-10-28T08:02:30","guid":{"rendered":"https:\/\/solidt.eu\/site\/?p=4182"},"modified":"2025-12-01T15:02:35","modified_gmt":"2025-12-01T14:02:35","slug":"c-ints-to-datetime","status":"publish","type":"post","link":"https:\/\/solidt.eu\/site\/c-ints-to-datetime\/","title":{"rendered":"C# int(s) to datetime"},"content":{"rendered":"\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">using System;\nusing System.Linq;\n\npublic class DateTimeHelper\n{    \n    public static int DateToInt(DateTime date) => date.Year * 10000 + date.Month * 100 + date.Day;\n\n    public static string GetDigits(string s) => new string(s?.Where(char.IsDigit).ToArray());\n\n    public static DateTime? ToDateTimeFromInts(int? dateInt, int? timeInt)\n    {\n        var date = GetDateFromInt(dateInt);\n        if (date == null)\n            return null;\n        var time = GetTimeFromInt(timeInt);\n        if (time != null)\n            date = date.Value + time.Value;\n        return date;\n    }\n\n    private static TimeSpan? GetTimeFromInt(int? timeInt)\n    {\n        var timeStr = GetDigits(timeInt?.ToString() ?? \"\");\n        if (timeStr.Length &lt; 4)\n            return null;\n\n        var hour = int.Parse(timeStr.Substring(0, 2));\n        var minute = int.Parse(timeStr.Substring(2, 2));\n        var second = 0;\n        if (timeStr.Length >= 6)\n            second = int.Parse(timeStr.Substring(4, 2));\n        return new TimeSpan(hour, minute, second);\n    }\n\n    private static DateTime? GetDateFromInt(int? dateInt)\n    {\n        var dateStr = GetDigits(dateInt?.ToString() ?? \"\");\n        if (dateStr.Length &lt; 8)\n            return null;\n\n        var year = int.Parse(dateStr.Substring(0, 4));\n        var month = int.Parse(dateStr.Substring(4, 2));\n        var date = int.Parse(dateStr.Substring(6, 2));\n        var dateTime = new DateTime(year, month, date);\n        return dateTime;\n    }\n}<\/pre>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6,4,1],"tags":[],"class_list":["post-4182","post","type-post","status-publish","format-standard","hentry","category-dotnet","category-programming","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/4182","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/comments?post=4182"}],"version-history":[{"count":2,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/4182\/revisions"}],"predecessor-version":[{"id":9953,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/4182\/revisions\/9953"}],"wp:attachment":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/media?parent=4182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/categories?post=4182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/tags?post=4182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}