Change System Time C #

// Two methods, but both need run as admin [structlayout (layoutkind. sequential)] public struct systemtime {public ushort wyear; Public ushort wmonth; Public ushort hour; Public ushort wday; Public ushort whour; Public ushort wminute; Public ushort wsecond; Public ushort hour ;} public static class setosdatetime {[dllimport ("kernel32.dll")] public static extern bool setlocaltime (ref systemtime required IME ); /// <summary> ///// </Summary> /// <Param name = "time"> </param> /// <returns> </ returns> Public static bool setbyapi (string time) {bool flag = false; systemtime required IME = new systemtime (); datetime dt = convert. todatetime (time); required ime. wyear = convert. touint16 (DT. year); required ime. wmonth = convert. touint16 (DT. month); required ime. wday = convert. touint16 (DT. day); required ime. whour = convert. touint16 (DT. hour); your ime. wminute = convert. touint16 (DT. minute); policime. wsecond = convert. touint16 (DT. second); try {flag = setosdatetime. setlocaltime (ref systime);} catch (exception e) {console. writeline ("setsystemdatetime function execution exception" + E. message);} return flag ;} /// <summary> ///// </Summary> /// <Param name = "time"> 02-20-2014 </param> Public static void setbyprocess (string time) {PROCESS p = new process (); p. startinfo. filename = "cmd.exe"; p. startinfo. arguments = "/c Date 02-20-2014"; p. startinfo. useshellexecute = false; p. startinfo. redirectstandardinput = true; p. startinfo. redirectstandardoutput = true; p. startinfo. redirectstandarderror = true; p. startinfo. createnowindow = true; p. start (); // return p. standardoutput. readtoend ();}}