查询数据库时出错:select * from m_member where id= and nickName = '' and password = 'd41d8cd98f00b204e9800998ecf8427e'
Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in E:\phpStudy001\WWW\jzfsx.com\class\db.class.php on line 254

Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource in E:\phpStudy001\WWW\jzfsx.com\class\db.class.php on line 273
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