ncalendar is an OTP library for the manipulation of a binary representation of dates and times.
Add ncalendar to your project dependencies.
%%% e.g., rebar.config
{deps, [
{ncalendar, {git, "[email protected]:nomasystems/ncalendar.git", {tag, "0.3.1"}}}
]}.ncalendar exposes its functionalities via the following API:
| Function | Description |
|---|---|
ncalendar:convert/3 |
Converts a binary representation of a datetime in a given format to the specified target format |
ncalendar:convert/4 |
Converts a binary representation of a datetime in a given format to the specified target format and format opts |
ncalendar:from_datetime/2 |
Generates a binary representation of the given calendar:datetime() value in the given format |
ncalendar:from_datetime/3 |
Generates a binary representation of the given calendar:datetime() value in the given format and format opts |
ncalendar:from_gregorian_seconds/2 |
Generates a binary representation of the given number of gregorian seconds in the given format |
ncalendar:from_gregorian_seconds/3 |
Generates a binary representation of the given number of gregorian seconds in the given format and format opts |
ncalendar:from_posix_time/2 |
Generates a binary representation of the given number of seconds since Epoch in the given format |
ncalendar:from_posix_time/3 |
Generates a binary representation of the given number of seconds since Epoch in the given format and format opts |
ncalendar:from_timestamp/2 |
Generates a binary representation of the given erlang:timestamp() value in the given format |
ncalendar:from_timestamp/3 |
Generates a binary representation of the given erlang:timestamp() value in the given format and format opts |
ncalendar:is_valid/2 |
Checks the validity of a binary representation of a datetime with respect to the specified format |
ncalendar:is_valid/3 |
Checks the validity of a binary representation of a datetime with respect to the specified format and format opts |
ncalendar:now/1 |
Generates a binary representation of the current datetime with no UTC offset in the given format |
ncalendar:now/2 |
Generates a binary representation of the current datetime in the given format and timezone |
ncalendar:now/3 |
Generates a binary representation of the current datetime in the given format, format opts and timezone |
ncalendar:timezone/2 |
Returns the timezone of the given binary representation and format |
ncalendar:timezone/3 |
Returns the timezone of the given binary representation, format and format opts |
ncalendar:to_datetime/2 |
Converts a binary representation of a datetime in the given format to a calendar:datetime() value |
ncalendar:to_gregorian_seconds/2 |
Converts a binary representation of a datetime in the given format to the integer value of gregorian seconds |
ncalendar:to_posix_time/2 |
Converts a binary representation of a datetime in the given format to a POSIX time value (seconds since Epoch) |
ncalendar:to_timestamp/2 |
Converts a binary representation of a datetime in the given format to an erlang:timestamp() value |
ncalendar:timezones/0 |
Returns the list of timezones as UTC offsets |
| Format | Options |
iso8601 |
#{
precision => millisecond,
extended => boolean()
} |
http_date |
#{} |
imf_fixdate |
#{} |
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