应用背景包含控件的完整源代码和例子程序的完整C #代码，基于RTF开发的用于及时聊天的富文本编辑框，可显示图片和文字，以及其他一些效果。关键技术C #开发，多信息文本格式（RTF）是一种方便于不同的设备、系统查看的文本和图形文档格式。RTF使用美国国内标准协会（ANSI）、pc-8、Macintosh（MAC苹果），或的IBM PC
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001031s ]
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:0.067549s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000968s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001325s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001012s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003355s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001061s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004098s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015941s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.004369s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 216766 [ RunTime:0.015985s ]
