PHPMyWind安全警告:MySql Error!

错误文件:/cooperation.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 `classname` FROM `qywz_infoclass` WHERE `id`=

PHPMyWind安全警告:MySql Error!

错误文件:/cooperation.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 `qywz_info` WHERE classid=