screen_data_str

# File lib/xsd/datatypes.rb, line 597
  def screen_data_str(t)
    /^([+\-]?\d{4,})-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d(?:\.(\d*))?)(Z|(?:[+\-]\d\d:\d\d)?)?$/ =~ t.to_s.strip
    unless Regexp.last_match
      raise ValueSpaceError.new("#{ type }: cannot accept '#{ t }'.")
    end
    if $1 == '0000'
      raise ValueSpaceError.new("#{ type }: cannot accept '#{ t }'.")
    end
    year = $1.to_i
    if year < 0
      year += 1
    end
    mon = $2.to_i
    mday = $3.to_i
    hour = $4.to_i
    min = $5.to_i
    sec = $6.to_i
    secfrac = $7
    zonestr = $8
    data = DateTime.civil(year, mon, mday, hour, min, sec, tz2of(zonestr))
    if secfrac
      diffday = secfrac.to_i.to_r / (10 ** secfrac.size) / SecInDay
      data += diffday
      # FYI: new0 and jd_to_rjd are not necessary to use if you don't have
      # exceptional reason.
    end
    [data, secfrac]
  end