键盘扫描程序，扫描键盘有无输入，有则打印出来，并可执行相应的代码-Keyboard scanner, scanner keyboard input there, I would print them out, and the implementation of the corresponding code
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000979s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.164730s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002462s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002043s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001413s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005756s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001164s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007284s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.032652s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003747s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 182419 [ RunTime:0.023707s ]
