For this example, in which the database query only returns the rows of a single table, you might just write a small PHP function to wrap each column in an XML tag.
在本例中，数据库查询只返回单个表的行，您也许要编写一个php小函数对XML标记中的每一列进行打包。
2
Where to put the column - that is, to keep it on the top row, wrap it to the second row, or hide it all together.
将列放在哪里—也就是说，将它放在第一行，使它层叠到下一行，还是全部隐藏。
3
WRAPPED - When the column value exceeds the column width, wrap the value to the next row.