php数据库连接成功但是不能插入数据

Question

Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1045] Access denied for user '哈哈'@'localhost' (using password: NO) in E:\member\postReg.php:17 Stack trace: #0 E:\member\postReg.php(17): PDO->__construct('mysql:host=;dbn...', '\xE5\x93\x88\xE5\x93\x88', NULL) #1 {main} thrown in E:\member\postReg.php on line 17
是哪里出了问题 求解 很着急

Answer 1

去掉圈出来的那句代码，用mysqli了干嘛又新建个PDO链接对象干嘛，没必要用PDO了

有其他问题可以继续交流~