date format yyyy-MM-ddTHH:mm:ssZ

Question

I assume this should be pretty simple, but could not get it :(. In this format Z is time zone.
T is long time pattern
How could I get a date in this format excep

Answer 1

In C# 6+ you can use string interpolation and make this more terse:

$"{DateTime.UtcNow:s}Z"