6. Dates & times in CLDR

# Install dependencies
Mix.install([
  :ex_cldr,
  :ex_cldr_dates_times,
  :jason
])

# Define a backend module
defmodule DemoApp.Backend do
  use Cldr,
    locales: ["en", "en-GB", "es", "pt", "hi"],
    default_locale: "en",
    providers: [Cldr.Number, Cldr.Calendar, Cldr.DateTime],
    json_library: Jason
end

# Set an app-wide default backend
Application.put_env(:ex_cldr, :default_backend, DemoApp.Backend)

DemoApp.Backend.put_locale("en-US")

:ok

09:08:50.322 [info] Downloaded locale :"en-GB"
Generating DemoApp.Backend for 6 locales named [:en, :"en-GB", :es, :hi, :pt, ...] with a default locale named :en

:ok

TODO

https://hexdocs.pm/ex_cldr_dates_times/readme.html

Cldr.Date.to_string!(Date.utc_today(), format: :short, locale: "en")

"8/15/23"

Cldr.Date.to_string!(Date.utc_today(), format: :short, locale: "en-GB")

"15/08/2023"

Cldr.known_locale_names()

[:en, :es, :hi, :pt]

Cldr.Date.to_string!(~D[1985-12-21], format: :short)

"12/21/85"

Cldr.Date.to_string!(~D[1985-12-21], format: :short, locale: :hi)

"21/12/85"

Cldr.Date.to_string!(~D[1985-12-21], format: :short, locale: :pt)

"21/12/1985"