~~~ public function userdel($openids){ $openid=trim($openids); $result=Db::table('sbh_userdel')->where(['openid'=>$openid,'bid'=>1])->find(); if(empty($result)){ $data=Db::table('sbh_homeuser')->where(['openid'=>$openid,'bid'=>1])->find(); Db::table('sbh_userdel')->insert($data); Db::table('sbh_homeuser')->where(['openid'=>$openid,'bid'=>1])->delete(); }else{ Db::table('sbh_homeuser')->where(['openid'=>$openid,'bid'=>1])->delete(); } } ~~~ $openids必须经过trim函数处理才能使用，否则报错