PHPMyWind安全警告：MySql Error！

错误文件：/product5.php
错误信息：You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AND checkinfo=true' at line 1 Error sql: SELECT * FROM pmw_infoclass WHERE id= AND checkinfo=true

PHPMyWind安全警告：MySql Error！

错误文件：/product5.php
错误信息：You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 Error sql: SELECT * FROM `pmw_info` WHERE classid=