Cldr.Time.Interval.to_string-exclamation-mark

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to_string!(from, to, backend, options \\ [])

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Returns a string representing the formatted interval formed by two times.

Arguments

  • from is any map that conforms to the Calendar.time type.

  • to is any map that conforms to the Calendar.time type. to must occur on or after from.

  • backend is any module that includes use Cldr and is therefore Cldr backend module

  • options is a keyword list of options. The default is [].

Options

  • :format is one of :short, :medium or :long or a specific format type or a string representing of an interval format. The default is :medium.

  • :style supports dfferent formatting styles. The alternatives are :time, :zone, and :flex. The default is :time.

  • locale is any valid locale name returned by Cldr.known_locale_names/0 or a Cldr.LanguageTag struct. The default is Cldr.get_locale/0

  • number_system: a number system into which the formatted date digits should be transliterated

Returns

  • string or

  • raises an exception

Notes

  • For more information on interval format string see Cldr.Interval.

  • The available predefined formats that can be applied are the keys of the map returned by Cldr.DateTime.Format.interval_formats("en", :gregorian) where "en" can be replaced by any configured locale name and :gregorian is the underlying CLDR calendar type.

  • In the case where from and to are equal, a single time is formatted instead of an interval

Examples

iex> Cldr.Time.Interval.to_string! ~T[10:00:00], ~T[10:03:00], MyApp.Cldr, format: :short
"10 – 10 AM"

iex> Cldr.Time.Interval.to_string! ~T[10:00:00], ~T[10:03:00], MyApp.Cldr, format: :medium
"10:00 – 10:03 AM"

iex> Cldr.Time.Interval.to_string! ~T[10:00:00], ~T[10:03:00], MyApp.Cldr, format: :long
"10:00 – 10:03 AM"

iex> Cldr.Time.Interval.to_string! ~T[10:00:00], ~T[10:03:00], MyApp.Cldr,
...> format: :long, style: :flex
"10:00 – 10:03 in the morning"

iex> Cldr.Time.Interval.to_string! ~U[2020-01-01 00:00:00.0Z], ~U[2020-01-01 10:00:00.0Z],
...> MyApp.Cldr, format: :long, style: :flex
"12:00 – 10:00 in the morning"

iex> Cldr.Time.Interval.to_string! ~U[2020-01-01 00:00:00.0Z], ~U[2020-01-01 10:00:00.0Z],
...> MyApp.Cldr, format: :long, style: :zone
"12:00 – 10:00 AM Etc/UTC"

iex> Cldr.Time.Interval.to_string! ~T[10:00:00], ~T[10:03:00], MyApp.Cldr,
...> format: :long, style: :flex, locale: "th"
"10:00 – 10:03 ในตอนเช้า"