将16进制转换成10进制的C语言源码
提供任意位数（包含小数点）的转换，
适合在校大学生C语言课程参考-base for the conversion of 16% of the 10 C-band source of arbitrary median (including decimal point) conversion, suitable for the college students C language courses reference
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001056s ]
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:0.083403s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000989s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001132s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000949s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003314s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000929s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003699s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016611s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001039s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 316515 [ RunTime:0.048278s ]
