词法分析程序，这是一个词法分析程序，是在编译原理课编写下来的，经过多次修改。还能够分析对10+9e这样的单词。比较全面-lexical analysis, this is a lexical analysis procedure is compiled in principle prepared from the lesson, after several revisions. Also to analyze 10 9e of the word. More comprehensive
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001718s ]
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:0.086823s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001298s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001332s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001100s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003591s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000911s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003851s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014204s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001395s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 130660 [ RunTime:0.013334s ]
