一个打字程序，用来实现练习打字的功能,并且可以判断输入正误，且可以设置打字时间。-a typing procedures used for typing practice, it also can be imported is mistaken judgment, which can be set typing time.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001360s ]
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:0.088075s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001208s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001889s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001253s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003605s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001074s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003229s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015078s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001475s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 124196 [ RunTime:0.001279s ]
