[摘要]+--------------------------------+1 row in set (0.00 sec)13、trim(); //去除字符串两端空格mysql> select tri...
+--------------------------------+
1 row in set (0.00 sec)
13、trim(); //去除字符串两端空格
mysql> select trim(' leng ');
+-------------------+
(北联网教程,专业提供视频软件下载)
……