用vc写的演示如何实现用于编写卸载程序的自删除技术，同时用递归方法删除一个目录下所有文件-vc write with a demonstration of how to achieve unloading procedures for the preparation of self-removal technique, Recursive methods used to delete a directory of all documents
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001445s ]
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:0.094207s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001347s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002030s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001289s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003616s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001063s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003205s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016376s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001543s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 270118 [ RunTime:0.001502s ]
