utc()
public
Adjusts DateTime to UTC by adding its offset
value; offset is set to 0.
DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-6, 24))
DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-6, 24)).utc
# File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 143
def utc
new_offset(0)
end