内有红外收发的子程序，收和发是分开的。已经调试过，非常好用，有效的距离可达3米多-There are infrared transceiver of the subroutine, to close and fat are separated. Have been debug, and very easy to use and effective range of up to 3 meters
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001252s ]
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:0.068312s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000995s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001210s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000960s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003236s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000820s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003787s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016830s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001063s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 218594 [ RunTime:0.119610s ]
