function __construct($rootObject, $pNodeId, $nodeTag, $seq)
{
parent::__construct($nodeTag);
$this->rootObject = $rootObject;
$this->pNodeId = $pNodeId;
$this->seq = $seq;
}
public function getPNodeObject()
{
return ($this->pNodeId==-1)?
$this->rootObject:
$this->rootObject->getNodeById($this->pNodeId);
}
public function getSeq(){
return $this->seq;
}
public function createNode($name, $attributes)
{
return $this->createNodeByName($this->rootObject,
$name, $attributes,
$this->getSeq());
}
public function removeNode($name)
{
return $this->removeNodeByName($this->rootObject, $name);
}
public function getNode($name=null)
{
return $this->getNodeByName($this->rootObject,
$name);
}
}
?>
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>
<goods>
<name>food11</name>
<price>12.90</price>
</goods>
<goods>
<name>food12</name>
<price>22.10</price>
<desc creator="hahawen">好东西推荐</desc>
</goods>
</cat>
<cat>
<goods>
<name>tel21</name>
<price>1290</price>
</goods>
</cat>
<cat>
<goods>
<name>coat31</name>
<price>112</price>
</goods>
<goods>
<name>coat32</name>
<price>45</price>
</goods>
</cat>
<special>
<goods>
<name>hot41</name>
<price>99</price>
</goods>
</special>
</shop>
下面是通过getNode()函数，返回某一个分类下的所有商品的信息
商品名：food11
Array
(
[name] => food11
[price] => 12.90
)
Array
(
[id] => food11
)
商品名：food12
Array
(
[name] => food12
[price] => 22.10
[desc] => Array
(
[value] => 好东西推荐
[attrs] => Array
(
[creator] => hahawen
)
)
)
Array
(
[id] => food12
)
下面是通过findNodeByPath()函数，返回某一商品的信息
商品名：food11
Array
(
[name] => food11
[price] => 12.90
)
Array
(
[id] => food11
)
下面是通过setValue()函数，给商品"food11"添加属性, 然后显示添加后的结果
<?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>
<goods>
<name>food11</name>
<price>12.90</price>
<leaveword author="hahawen" date="2004-12-05">这个商品不错</leaveword>
</goods>
<goods>
<name>food12</name>
<price>22.10</price>
<desc creator="hahawen">好东西推荐</desc>
</goods>
</cat>
<cat>
<goods>
<name>tel21</name>
<price>1290</price>
</goods>
</cat>
<cat>
<goods>
<name>coat31</name>
<price>112</price>
</goods>
<goods>
<name>coat32</name>
<price>45</price>
</goods>
</cat>
<special>
<goods>
<name>hot41</name>
<price>99</price>
</goods>
</special>
</shop>
下面是通过removeValue()/removeAttribute()函数，给商品"food11"改变和删除属性, 然后显示操作后的结果
<?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>
<goods>
<name>food11</name>
<price>12.90</price>
<leaveword author="hahawen" date="2004-12-05">这个商品不错</leaveword>
</goods>
<goods>
<name>new food12</name>
<price>22.10</price>
</goods>
</cat>
<cat>
<goods>
<name>tel21</name>
<price>1290</price>
</goods>
</cat>
<cat>
<goods>
<name>coat31</name>
<price>112</price>
</goods>
<goods>
<name>coat32</name>
<price>45</price>
</goods>
</cat>
<special>
<goods>
<name>hot41</name>
<price>99</price>
</goods>
</special>
</shop>
下面是通过createNode()函数，添加商品, 然后显示添加后的结果
<?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>
<goods>
<name>food11</name>
<price>12.90</price>
<leaveword author="hahawen" date="2004-12-05">这个商品不错</leaveword>
</goods>
<goods>
<name>new food12</name>
<price>22.10</price>
</goods>
<goods>
<name>food13</name>
<price>100</price>
</goods>
</cat>
<cat>
<goods>
<name>tel21</name>
<price>1290</price>
</goods>
</cat>
<cat>
<goods>
<name>coat31</name>
<price>112</price>
</goods>
<goods>
<name>coat32</name>
<price>45</price>
</goods>
</cat>
<special>
<goods>
<name>hot41</name>
<price>99</price>
</goods>
</special>
</shop>
下面是通过removeNode()函数，删除商品, 然后显示删除后的结果
<?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>
<goods>
<name>food11</name>
<price>12.90</price>
<leaveword author="hahawen" date="2004-12-05">这个商品不错</leaveword>
</goods>
<goods>
<name>food13</name>
<price>100</price>
</goods>
</cat>
<cat>
<goods>
<name>tel21</name>
<price>1290</price>
</goods>
</cat>
<cat>
<goods>
<name>coat31</name>
<price>112</price>
</goods>
<goods>
<name>coat32</name>
<price>45</price>
</goods>
</cat>
<special>
<goods>
<name>hot41</name>
<price>99</price>
</goods>
</special>
</shop>
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