Specs

to_string(map(), Cldr.backend() | Keyword.t(), Keyword.t()) ::
  {:ok, String.t()} | {:error, {module(), String.t()}}

Formats a date according to a format string as defined in CLDR and described in TR35

Arguments

• date is a %Date{} struct or any map that contains the keys year, month, day and calendar

• backend is any module that includes use Cldr and therefore is a Cldr backend module. The default is Cldr.default_backend/0.

• options is a keyword list of options for formatting. The valid options are:

Options

• format: :short | :medium | :long | :full or a format string. The default is :medium

• locale: any locale returned by Cldr.known_locale_names/1. The default is Cldr.get_locale().

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

Returns

• {:ok, formatted_string} or

• {:error, reason}

Examples

iex> Cldr.Date.to_string ~D[2017-07-10], MyApp.Cldr, format: :medium, locale: "en"
{:ok, "Jul 10, 2017"}

iex> Cldr.Date.to_string ~D[2017-07-10], MyApp.Cldr, locale: "en"
{:ok, "Jul 10, 2017"}

iex> Cldr.Date.to_string ~D[2017-07-10], MyApp.Cldr, format: :full, locale: "en"
{:ok, "Monday, July 10, 2017"}

iex> Cldr.Date.to_string ~D[2017-07-10], MyApp.Cldr, format: :short, locale: "en"
{:ok, "7/10/17"}

iex> Cldr.Date.to_string ~D[2017-07-10], MyApp.Cldr, format: :short, locale: "fr"
{:ok, "10/07/2017"}

iex> Cldr.Date.to_string ~D[2017-07-10], MyApp.Cldr, style: :long, locale: "af"
{:ok, "10 Julie 2017"}