数据库连接失败SQLSTATE[HY000] [1045] Access denied for user 'wanda'@'localhost' (using password: YES)
Notice: Undefined variable: weixin_pdo in C:\phpStudy\WWW\904qqworld\weixin_app.php on line 81

Fatal error: Uncaught Error: Call to a member function query() on null in C:\phpStudy\WWW\904qqworld\weixin_app.php:52 Stack trace: #0 C:\phpStudy\WWW\904qqworld\weixin_app.php(81): getAccessToken('wx4c4afa6fdbcd7...', '6922320443c4b35...', NULL) #1 C:\phpStudy\WWW\904qqworld\index.php(3): require('C:\\phpStudy\\WWW...') #2 {main} thrown in C:\phpStudy\WWW\904qqworld\weixin_app.php on line 52