xml下面是例子运行对结果:

　　下面是通过函数getSaveData()返回的整个xml数据的数组

Array(    [name] =＞ 华联    [address] =＞ 北京长安街－9999号    [desc] =＞ 连锁超市    [cat_food] =＞ Array        (            [attrs] =＞ Array                (                    [id] =＞ food                )            [goods_food11] =＞ Array                (                    [name] =＞ food11                    [price] =＞ 12.90                    [attrs] =＞ Array                        (                            [id] =＞ food11                        )                )            [goods_food12] =＞ Array                (                    [name] =＞ food12                    [price] =＞ 22.10                    [desc] =＞ Array                        (                            [value] =＞ 好东西推荐                            [attrs] =＞ Array                                (                                    [creator] =＞ hahawen                                )                        )                    [attrs] =＞ Array                        (                            [id] =＞ food12                        )                )        )    [cat_1] =＞ Array        (            [goods_tel21] =＞ Array                (                    [name] =＞ tel21                    [price] =＞ 1290                    [attrs] =＞ Array                        (                            [id] =＞ tel21                        )                )        )    [cat_coat] =＞ Array        (            [attrs] =＞ Array                (                    [id] =＞ coat                )            [goods_coat31] =＞ Array                (                    [name] =＞ coat31                    [price] =＞ 112                    [attrs] =＞ Array                        (                            [id] =＞ coat31                        )                )            [goods_coat32] =＞ Array                (                    [name] =＞ coat32                    [price] =＞ 45                    [attrs] =＞ Array                        (                            [id] =＞ coat32                        )                )        )    [special_hot] =＞ Array        (            [attrs] =＞ Array                (                    [id] =＞ hot                )            [goods_0] =＞ Array                (                    [name] =＞ hot41                    [price] =＞ 99                )        ))

　　下面是通过setValue()函数，给给根节点添加信息，添加后显示出结果xml文件的内容

＜?xml version="1.0" encoding="GB2312" ?＞
＜shop＞ ＜name＞华联＜/name＞ ＜address＞北京长安街－9999号＜/address＞ ＜desc＞连锁超市＜/desc＞ ＜telphone＞123456789＜/telphone＞ ＜cat id="food"＞  ＜goods id="food11"＞   ＜name＞food11＜/name＞   ＜price＞12.90＜/price＞  ＜/goods＞  ＜goods id="food12"＞   ＜name＞food12＜/name＞   ＜price＞22.10＜/price＞   ＜desc creator="hahawen"＞好东西推荐＜/desc＞  ＜/goods＞ ＜/cat＞ ＜cat＞  ＜goods id="tel21"＞   ＜name＞tel21＜/name＞   ＜price＞1290＜/price＞  ＜/goods＞ ＜/cat＞ ＜cat id="coat"＞  ＜goods id="coat31"＞   ＜name＞coat31＜/name＞   ＜price＞112＜/price＞  ＜/goods＞  ＜goods id="coat32"＞   ＜name＞coat32＜/name＞   ＜price＞45＜/price＞  ＜/goods＞ ＜/cat＞ ＜special id="hot"＞  ＜goods＞   ＜name＞hot41＜/name＞   ＜price＞99＜/price＞  ＜/goods＞ ＜/special＞＜/shop＞