字符串计算公式，在编辑框输入你想要的计算公式，本程序，只提供几个简单的函数，只要是C支持的函数你可以在相应的控件函数里面添加！-string formula, the editorial input box you want the formula for calculating the process, only a few simple functions, as long as C is a function of your support in the corresponding control functions add inside!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001757s ]
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:0.133184s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001582s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002553s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001691s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004710s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001282s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003524s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016740s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001366s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 114944 [ RunTime:0.001419s ]
