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php xml文件操作代码(一)

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Release: 2016-06-13 12:24:12
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example.xml文件:

复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //创建SimpleXML对象
print_r($xml); //输出XML
?>


复制代码 代码如下:





production support


100001
Simon
24
1982-11-06
5000.00
1000.00


100002
Elaine
24
1982-01-01
6000.00
2000.00




testing center


110001
Helen
23
1983-07-21
5000.00
1000.00





复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //创建SimpleXML对象
var_dump($xml); //输出XML
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //读取XML文件
foreach($xml->depart as $a) //循环读取XML数据中的每一个depart标签
{
echo "$a->name
"; //输出其中的name属性
}
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //读取XML文件
echo $xml->depart->name[0]; //输出节点
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml');
foreach ($xml->depart->children() as $depart) //循环读取depart标签下的子标签
{
var_dump($depart); //输出标签的XML数据
}
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //读取XML文件
$result = $xml->xpath('/departs/depart/employees/employee/name'); //定义节点
var_dump($result); //输出节点
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //读取XML
$xml->depart->name[0] = "Human Resource"; //修改节点
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //读取XML数据
echo $xml->asXML(); //标准化XML数据
?>


复制代码 代码如下:


$xml = simplexml_load_file('example.xml'); //读取XML数据
$newxml = $xml->asXML(); //标准化XML数据
$fp = fopen("newxml.xml", "w"); //打开要写入XML数据的文件
fwrite($fp, $newxml); //写入XML数据
fclose($fp); //关闭文件
?>

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