Fatal error: Uncaught TypeError: date(): Argument #2 ($timestamp) must be of type ?int, string given in /home/tomosystem/kyosyujyo.co.jp/public_html/Form/reservation/index.php:465 Stack trace: #0 /home/tomosystem/kyosyujyo.co.jp/public_html/Form/reservation/index.php(465): date('Y/m/d', '2020/03/19\xE3\x80\x9C20...') #1 {main} thrown in /home/tomosystem/kyosyujyo.co.jp/public_html/Form/reservation/index.php on line 465