Fatal error: Uncaught Error: Call to undefined function mysql_connect() in D:\Web\huanchuang3\e\class\connect.php:132 Stack trace: #0 D:\Web\huanchuang3\e\class\connect.php(120): do_dbconnect('localhost', '', 'root', 'root', 'xhc') #1 D:\Web\huanchuang3\e\public\ViewClick\index.php(4): db_connect() #2 {main} thrown in D:\Web\huanchuang3\e\class\connect.php on line 132