<?php
$base = new DateTime("2000-03-04 00:00:00 Europe/Berlin");
$date = new DateTime("2016-09-04 00:00:00 Europe/Berlin");
$interval = new DateInterval('P5Y6M1D');
$ret = $date;
$diff = $base->diff($date);
// var_dump($diff);
$iterations = 0;
if ($interval->y || $interval->m || $interval->d) {
$y = $base->format('Y');
$m = $base->format('m');
$d = $base->format('d');
if ($interval->y || $interval->m) {
$monthDiff = $diff->y * 12 + $diff->m;
$monthInterval = $interval->y * 12 + $interval->m;
$iterations = ceil($monthDiff / $monthInterval);
$y = $base->format('Y') + ($interval->y * $iterations);
$m = $base->format('m') + ($interval->m * $iterations);
echo "set y:{$y}, m:{$m}, iterations:{$iterations}\n";
}
if ($interval->d) {
var_dump(($interval->d * $iterations), ceil($diff->d / $interval->d));
$modify = ($interval->d * $iterations) - ceil($diff->d / $interval->d);
if ($modify > 0) {
$d = $base->format('d') + $modify;
$y += $interval->y;
$m += $interval->m;
$iterations++;
echo "set y:{$y}, m:{$m}, d:{$d}, iterations:{$iterations}\n";
}
}
$ret->setDate($y, $m, $d);
}
echo $ret->format("Y-m-d H:i:s") . "\n";
exit;
if ($interval->y) {
$y = $diff->y / $interval->y;
if ($y) {
$intervals = $y / $interval->y;
$m = $interval->m * $intervals;
$y -= floor($m / 12);
$m -= floor($m / 12) * 12;
$ret->setDate(
$base->format('Y') + $y,
$base->format('m') + $m,
$base->format('d')
);
/*
$ret->setTime(
$base->format('G') + ($interval->h * $intervals),
$base->format('i') + ($interval->i * $intervals),
$base->format('s') + ($interval->s * $intervals)
);
*/
}
}
var_dump($ret); exit;
$intervalMonths = $interval->m ?: 12;
$m = ceil($diff->m / $intervalMonths) * $intervalMonths;
if ($interval->d) {
$d = ceil($diff->d / $interval->d) * $interval->d;
} else {
$d = 0;
}
$intervalHours = $interval->h ?: 24;
$intervalMinutes = $interval->i ?: 60;
$intervalSeconds = $interval->s ?: 60;
$h = ceil($diff->h / $intervalHours) * $intervalHours;
$i = ($h) ? $interval->i : ceil($diff->i / $intervalMinutes) * $intervalMinutes;
$s = ($h || $i) ? $interval->s : ceil($diff->s / $intervalSeconds) * $intervalSeconds;
if ($interval->d) {
$d = ceil($diff->d / $interval->d) * $interval->d;
}
if ($interval->m) {
$m = ceil($diff->m / $interval->m) * $interval->m;
}
if ($interval->y) {
$y = ceil($diff->y / $interval->y) * $interval->y;
}
$s += $base->format('s');
$i += $base->format('i');
$h += $base->format('G');
$d += $base->format('d');
$m += $base->format('m');
$y += $base->format('Y');
$ret->setTime($h, $i, $s);
//$ret->setDate($y, $m, $d);
return $ret;
preferences:
44.05 ms | 402 KiB | 5 Q