键盘状态扫描函数
/*
键盘扫描函数
读取当前键盘的状态
有按键按下返回相应按键值
无按键按下返回"0x00"
*/
-Keyboard status scan function/* keyboard scan function to read the current state of the keyboard keys have a corresponding button press to return to the value of non-button press to return to
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:5.327898s ]
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:0.559593s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.469418s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.005715s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.245543s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.016460s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.017102s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.018624s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.089301s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.036965s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 178557 [ RunTime:0.154186s ]
