Mega Code Archive

 
Categories / C# / Date Time
 

Generate the UNIX style timestamp for DateTime UtcNow

using System; using System.ComponentModel; using System.Diagnostics; using System.IO; using System.Net; using System.Text; using System.Text.RegularExpressions; using System.Web; using System.Xml; using System.Xml.Serialization; using System.Collections.Generic; using System.Drawing; public static class Utility {     public static DateTime ConvertToDateTime(string timestamp)     {         var dtbase = new DateTime(1970, 1, 1, 8, 0, 0, 0); // UTC +8         return dtbase.AddSeconds(double.Parse(timestamp));     }     /// <summary>     /// Generate the UNIX style timestamp for DateTime.UtcNow             /// </summary>     /// <returns></returns>     public static string GenerateTimeStamp(DateTime dt, bool isMiliseconds = false)     {         TimeSpan ts = dt - new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);         if (isMiliseconds)         {             ts = dt - new DateTime(1970, 1, 1, 8, 0, 0, 0);             return Convert.ToInt64(ts.TotalMilliseconds).ToString();         }         else         {             return Convert.ToInt64(ts.TotalSeconds).ToString();         }     }     /// <summary>     /// Generate the UNIX style timestamp for DateTime.UtcNow             /// </summary>     /// <returns></returns>     public static string GenerateTimeStamp()     {         return GenerateTimeStamp(DateTime.UtcNow);     } }