module HL7Time
Public Instance Methods
to_hl7( fraction_digits = 0)
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Get a HL7
timestamp (type TS) for a Time
instance.
- fraction_digits
-
specifies a number of digits of fractional seconds. Its default value is 0.
Time.parse('01:23').to_hl7 => "20091202012300" Time.now.to_hl7(3) => "20091202153652.302"
# File lib/core_ext/date_time.rb, line 10 def to_hl7( fraction_digits = 0) strftime('%Y%m%d%H%M%S') + hl7_fractions(fraction_digits) end
Private Instance Methods
hl7_fractions(fraction_digits = 0)
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# File lib/core_ext/date_time.rb, line 15 def hl7_fractions(fraction_digits = 0) return '' unless fraction_digits > 0 time_fraction = hl7_time_fraction answer = ".#{sprintf('%06d', time_fraction)}" answer += '0' * ((fraction_digits - 6)).abs if fraction_digits > 6 answer[0, 1 + fraction_digits] end
hl7_time_fraction()
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# File lib/core_ext/date_time.rb, line 23 def hl7_time_fraction if respond_to? :usec usec else sec_fraction.to_f * 1000000 end end