php Simplexml_Load_file解析xml详细实例

<?xml version="1.0" encoding="utf-8" 
<list> 
    <company>武汉xxx公司</company> 
    <user> 
        <name>张三</name> 
        <age sex="未知">a</age> 
        <height>1</height> 
    </user> 
    <user> 
        <name>李四</name> 
        <age sex="女">b</age> 
        <height>2</height> 
    </user> 
    <user> 
        <name>王五</name> 
        <age sex="男">c</age> 
        <height>3</height> 
    </user> 
    <town parent="0" id="1">台北</town> 
    <town parent="1" id="2">板桥</town> 
    <town parent="0" id="3">桃园</town> 
</list>

header("content-type:text/html; charset=utf-8"); //设置编码 
$xml = simplexml_load_file('a.xml');  //载入xml文件 $lists和xml文件的根节点是一样的 
echo $xml->company."<br>"; 
echo $xml->town."<br>id:"; 
echo $xml->town['id']."<br>parent:"; 
echo $xml->town['parent']."<br>"; 
 
echo "<br>循环读取:<br>"; 
foreach($xml->user as $users){     //有多个user，取得的是数组，循环输出 
    echo "-------------------<br>"; 
    echo "姓名:".$users->name."<br>"; 
    echo "编号:".$users->age."<br>"; 
    echo "性别:".$users->age['sex']."<br>"; 
    echo "序号:".$users->height."<br>"; 
} 
echo "<br>循环读取:<br>"; 
foreach($xml->town as $towns){     //有多个user，取得的是数组，循环输出 
    echo "-------------------<br>"; 
    echo "id:".$towns['id']."<br>"; 
    echo "归属:".$towns['parent']."<br>"; 
    echo "地区:".$towns."<br>"; 
}