1--TEST-- 2Bug #78751 (Serialising DatePeriod converts DateTimeImmutable) 3--FILE-- 4<?php 5$oDay = new DateTimeImmutable('2019-10-25'); 6$oDateInterval = DateInterval::createFromDateString('1 day'); 7$oDays = new DatePeriod($oDay, $oDateInterval, $oDay->modify('+1 day')); 8$oDays = unserialize(serialize($oDays)); 9var_dump( 10 $oDays->start instanceof DateTimeImmutable, 11 $oDays->end instanceof DateTimeImmutable 12); 13?> 14--EXPECT-- 15bool(true) 16bool(true) 17
