Warning: Undefined array key "department" in C:\xampp\htdocs\18test\first.php on line 104
姓名：
Warning: Undefined array key "classfication" in C:\xampp\htdocs\18test\first.php on line 131
Fatal error: Uncaught TypeError: shuffle(): Argument #1 ($array) must be of type array, null given in C:\xampp\htdocs\18test\first.php:137
Stack trace:
#0 C:\xampp\htdocs\18test\first.php(137): shuffle(NULL)
#1 {main}
thrown in C:\xampp\htdocs\18test\first.php on line 137