文件读取，将文件里的数据进行处理。识别正负数，小数。本程序是本人数控机床CNC故障诊断代码中的部分代码。有兴趣对数控机床CNC的，可以继续讨论。-Documents read, the data file for processing. Identification of plus or minus the number of decimal places. This procedure is my fault diagnosis of CNC machine tools CNC code part of the code. Are interested in CNC for CNC machine tools can continue to discuss.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002098s ]
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:0.089474s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002177s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002081s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002125s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003959s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001891s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003168s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014834s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003033s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 310934 [ RunTime:0.001424s ]
