- var_export: documentation ( source)
<?php
function getYearsBetween(
\DateTimeImmutable $startDate,
\DateTimeImmutable $endDate,
): int {
$dateInterval = $startDate->diff($endDate, true);
return $dateInterval->y;
}
$start = new \DateTimeImmutable('2000-11-01 09:29:22.907606', new \DateTimeZone('America/Chicago'));
$end = new \DateTimeImmutable('2022-06-06 11:00:00.000000', new \DateTimeZone('America/New_York'));
$result = getYearsBetween($start, $end);
var_export($result);