C DateTime to UTC Time without changing the time

Question

How would I convert a preexisting datetime to UTC time without changing the actual time   Example   DateTime dateTime   GetSomeDateTime       dateTime here is 3pm dateTime ToUtcDateTime      datetime should still be 3pm

User · Answer

You can use the overloaded constructor of DateTime   DateTime utcDateTime   new DateTime dateTime Year  dateTime Month  dateTime Day  dateTime Hour  dateTime Minute  dateTime Second  DateTimeKind Utc

User · Answer

6 1 2011 4 08 40 PM Local 6 1 2011 4 08 40 PM Utc   from  DateTime dt   DateTime Now              Console WriteLine   0   1    dt  dt Kind   DateTime ut   DateTime SpecifyKind dt  DateTimeKind Utc   Console WriteLine   0   1    ut  ut Kind

User · Answer

Use the DateTime ToUniversalTime method

User · Answer

Use the DateTime SpecifyKind static method      Creates a new DateTime object that has the same number of ticks as the specified DateTime  but is designated as either local time  Coordinated Universal Time  UTC   or neither  as indicated by the specified DateTimeKind value    Example   DateTime dateTime   DateTime Now  DateTime other   DateTime SpecifyKind dateTime  DateTimeKind Utc    Console WriteLine dateTime         dateTime Kind      6 1 2011 4 14 54 PM Local Console WriteLine other         other Kind            6 1 2011 4 14 54 PM Utc

[c#] C# DateTime to UTC Time without changing the time

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