安全统计输入字符串中字符的个数。在dos环境下任意输入一个字符串，本程序即可统计出输入的字符的个数。-safety statistics input strings to the number of characters. Dos environment in the importation of an arbitrary string, the procedure can input the statistics of the number of characters.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001170s ]
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:0.066700s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001068s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001150s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001065s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003514s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000932s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003817s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021213s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001357s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 116564 [ RunTime:0.016656s ]
