这是个可以实现UTF-8与GB2312之间的互换类，已封装成类，调用简单，使用方便!(推荐下载)-this can be achieved is UTF-8 and the fungibility between GB2312 category, packaged as category, called simple, easy to use! (Download)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002263s ]
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:0.108468s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002599s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002877s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002708s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004356s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002411s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003745s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016639s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003113s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 126902 [ RunTime:0.001496s ]
