Fatal error: Uncaught ArgumentCountError: mktime() expects at least 1 argument, 0 given in /volume1/web/jendo/6year/contactBookMaker.php:12 Stack trace: #0 /volume1/web/jendo/6year/contactBookMaker.php(12): mktime() #1 {main} thrown in /volume1/web/jendo/6year/contactBookMaker.php on line 12