NepaliDate::minimum()

The minimum static method returns a native PHP DateTimeImmutable object representing the earliest Gregorian date supported by the library calendar engine. This corresponds to the first day of Baisakh in year 1976 BS and provides a reliable lower boundary for date pickers and form input validation.

ImportCopy Anchor Link

use NepaliDateLibrary\NepaliDate;

SignatureCopy Anchor Link

public static function minimum(): DateTimeImmutable;

ParametersCopy Anchor Link

• None.

Return ValueCopy Anchor Link

• Type: DateTimeImmutable
• Value: Gregorian UTC datetime corresponding to 1976-01-01 BS (mid April 1919 AD).

ExamplesCopy Anchor Link

use NepaliDateLibrary\NepaliDate;

$minDate = NepaliDate::minimum();
echo "Earliest supported AD date: " . $minDate->format('Y-m-d') . PHP_EOL;

// Construct NepaliDate from the minimum boundary
$ndMin = new NepaliDate($minDate);
echo "Earliest BS date: " . $ndMin->format('YYYY-MM-DD'); // "1976-01-01"

RelatedCopy Anchor Link

• NepaliDate::maximum(): Latest supported date boundary.
• NepaliDate::isValid(): Validate date coordinates.