上传怎么限制，上传的文件只能为PDF
悬赏：20飞吻
如题 ，谢谢 可以在前台限制么 还是只能在后台
基本
文件
流程
错误
SQL
调试
- 请求信息 : 2026-04-22 07:34:37 HTTP/1.1 GET : https://ask.jeasyui.cn/article/73c844d8045b526fa2c4f8ebe072c9ca.html
- 运行时间 : 0.067715s [ 吞吐率：14.77req/s ] 内存消耗：5,364.89kb 文件加载：166
- 查询信息 : 0 queries
- 缓存信息 : 0 reads,0 writes
- 会话信息 : SESSION_ID=d889ce03338595579f1e2084a7085736
- CONNECT:[ UseTime:0.000472s ] mysql:host=172.18.134.35;port=3329;dbname=zuoyo_website;charset=utf8
- SHOW FULL COLUMNS FROM `con_document` [ RunTime:0.001508s ]
- SHOW FULL COLUMNS FROM `con_document_article` [ RunTime:0.000921s ]
- SHOW FULL COLUMNS FROM `con_document_reply` [ RunTime:0.000987s ]
- UPDATE `con_document` SET `view_num` = `view_num` + 1 WHERE `uuid` = '73c844d8045b526fa2c4f8ebe072c9ca' [ RunTime:0.003129s ]
- CONNECT:[ UseTime:0.000396s ] mysql:host=172.18.134.35;port=3329;dbname=zuoyo_website;charset=utf8
- SHOW FULL COLUMNS FROM `sys_log` [ RunTime:0.001145s ]
- INSERT INTO `sys_log` SET `description` = 'UPDATE `con_document` SET `view_num` = `view_num` + 1 WHERE `uuid` = \'73c844d8045b526fa2c4f8ebe072c9ca\'' , `uuid` = '7bb64470032a4357ba9df91725ff6323' , `creator_id` = '' , `create_time` = '2026-04-22 07:34:38' , `ip` = '216.73.217.23' [ RunTime:0.004437s ]
- SELECT `d`.`uuid`,`d`.`cid`,`d`.`title`,`d`.`experience`,`d`.`view_num`,`d`.`comment_num`,`d`.`zhiding`,`d`.`jinghua`,`d`.`yijie`,`d`.`create_time`,`d`.`creator_id`,`m`.`nick_name`,`m`.`rank`,`m`.`avatar_url` FROM `con_document` `d` INNER JOIN `zuoyo_website`.`sys_member` `m` ON `d`.`creator_id`=`m`.`uuid` WHERE `d`.`uuid` = '73c844d8045b526fa2c4f8ebe072c9ca' LIMIT 1 [ RunTime:0.000333s ]
- SELECT `content` FROM `con_document_article` WHERE `puuid` = '73c844d8045b526fa2c4f8ebe072c9ca' LIMIT 1 [ RunTime:0.000247s ]
- SELECT * FROM `con_document` ORDER BY `view_num` DESC LIMIT 10 [ RunTime:0.002351s ]
- SELECT * FROM `con_document` ORDER BY `comment_num` DESC LIMIT 10 [ RunTime:0.002278s ]
0.074887s
